mirror of
https://github.com/vanitasvitae/Smack.git
synced 2024-11-20 11:02:05 +01:00
Delete ModelUtil in smack-legacy
and use StringUtils where possible.
This commit is contained in:
Florian Schmaus
parent
0382581237
commit
f19ab5f9a4
5 changed files with 17 additions and 341 deletions
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@ -17,9 +17,9 @@
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package org.jivesoftware.smackx.workgroup.settings;
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import org.jivesoftware.smackx.workgroup.util.ModelUtil;
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import org.jivesoftware.smack.packet.IQ;
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import org.jivesoftware.smack.provider.IQProvider;
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import org.jivesoftware.smack.util.StringUtils;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlPullParserException;
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@ -67,7 +67,7 @@ public class GenericSettings extends IQ {
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@Override
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protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder buf) {
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buf.append('>');
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if (ModelUtil.hasLength(getQuery())) {
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if (StringUtils.isNotEmpty(getQuery())) {
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buf.append("<query>" + getQuery() + "</query>");
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}
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return buf;
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@ -19,9 +19,9 @@ package org.jivesoftware.smackx.workgroup.settings;
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import java.io.IOException;
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import org.jivesoftware.smackx.workgroup.util.ModelUtil;
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import org.jivesoftware.smack.packet.SimpleIQ;
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import org.jivesoftware.smack.provider.IQProvider;
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import org.jivesoftware.smack.util.StringUtils;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlPullParserException;
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@ -33,7 +33,7 @@ public class OfflineSettings extends SimpleIQ {
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private String subject;
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public String getRedirectURL() {
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if (!ModelUtil.hasLength(redirectURL)) {
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if (!StringUtils.isNotEmpty(redirectURL)) {
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return "";
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}
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return redirectURL;
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@ -44,7 +44,7 @@ public class OfflineSettings extends SimpleIQ {
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}
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public String getOfflineText() {
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if (!ModelUtil.hasLength(offlineText)) {
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if (!StringUtils.isNotEmpty(offlineText)) {
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return "";
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}
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return offlineText;
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@ -55,7 +55,7 @@ public class OfflineSettings extends SimpleIQ {
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}
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public String getEmailAddress() {
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if (!ModelUtil.hasLength(emailAddress)) {
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if (!StringUtils.isNotEmpty(emailAddress)) {
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return "";
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}
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return emailAddress;
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@ -66,7 +66,7 @@ public class OfflineSettings extends SimpleIQ {
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}
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public String getSubject() {
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if (!ModelUtil.hasLength(subject)) {
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if (!StringUtils.isNotEmpty(subject)) {
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return "";
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}
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return subject;
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@ -77,13 +77,13 @@ public class OfflineSettings extends SimpleIQ {
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}
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public boolean redirects() {
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return (ModelUtil.hasLength(getRedirectURL()));
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return (StringUtils.isNotEmpty(getRedirectURL()));
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}
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public boolean isConfigured(){
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return ModelUtil.hasLength(getEmailAddress()) &&
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ModelUtil.hasLength(getSubject()) &&
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ModelUtil.hasLength(getOfflineText());
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return StringUtils.isNotEmpty(getEmailAddress()) &&
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StringUtils.isNotEmpty(getSubject()) &&
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StringUtils.isNotEmpty(getOfflineText());
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}
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/**
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@ -18,9 +18,9 @@ package org.jivesoftware.smackx.workgroup.settings;
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import java.io.IOException;
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import org.jivesoftware.smackx.workgroup.util.ModelUtil;
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import org.jivesoftware.smack.packet.SimpleIQ;
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import org.jivesoftware.smack.provider.IQProvider;
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import org.jivesoftware.smack.util.StringUtils;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlPullParserException;
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@ -29,7 +29,7 @@ public class SearchSettings extends SimpleIQ {
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private String kbLocation;
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public boolean isSearchEnabled() {
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return ModelUtil.hasLength(getForumsLocation()) && ModelUtil.hasLength(getKbLocation());
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return StringUtils.isNotEmpty(getForumsLocation()) && StringUtils.isNotEmpty(getKbLocation());
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}
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public String getForumsLocation() {
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@ -49,11 +49,11 @@ public class SearchSettings extends SimpleIQ {
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}
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public boolean hasKB(){
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return ModelUtil.hasLength(getKbLocation());
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return StringUtils.isNotEmpty(getKbLocation());
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}
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public boolean hasForums(){
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return ModelUtil.hasLength(getForumsLocation());
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return StringUtils.isNotEmpty(getForumsLocation());
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}
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@ -19,9 +19,9 @@ package org.jivesoftware.smackx.workgroup.settings;
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import java.io.IOException;
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import org.jivesoftware.smackx.workgroup.util.ModelUtil;
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import org.jivesoftware.smack.packet.IQ;
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import org.jivesoftware.smack.provider.IQProvider;
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import org.jivesoftware.smack.util.StringUtils;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlPullParserException;
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@ -81,7 +81,7 @@ public class WorkgroupProperties extends IQ {
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@Override
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protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder buf) {
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if (ModelUtil.hasLength(getJid())) {
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if (StringUtils.isNotEmpty(getJid())) {
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buf.append("jid=\"" + getJid() + "\" ");
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}
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buf.setEmptyElement();
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@ -1,324 +0,0 @@
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/**
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*
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* Copyright 2003-2007 Jive Software.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.workgroup.util;
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import java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import java.util.ListIterator;
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/**
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* Utility methods frequently used by data classes and design-time
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* classes.
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*/
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public final class ModelUtil {
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private ModelUtil() {
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// Prevents instantiation.
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}
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/**
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* This is a utility method that compares two objects when one or
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* both of the objects might be <CODE>null</CODE> The result of
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* this method is determined as follows:
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* <OL>
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* <LI>If <CODE>o1</CODE> and <CODE>o2</CODE> are the same object
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* according to the <CODE>==</CODE> operator, return
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* <CODE>true</CODE>.
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* <LI>Otherwise, if either <CODE>o1</CODE> or <CODE>o2</CODE> is
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* <CODE>null</CODE>, return <CODE>false</CODE>.
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* <LI>Otherwise, return <CODE>o1.equals(o2)</CODE>.
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* </OL>
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* <p/>
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* This method produces the exact logically inverted result as the
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* {@link #areDifferent(Object, Object)} method.<P>
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* <p/>
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* For array types, one of the <CODE>equals</CODE> methods in
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* {@link java.util.Arrays} should be used instead of this method.
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* Note that arrays with more than one dimension will require some
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* custom code in order to implement <CODE>equals</CODE> properly.
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*/
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public static final boolean areEqual(Object o1, Object o2) {
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if (o1 == o2) {
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return true;
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}
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else if (o1 == null || o2 == null) {
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return false;
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}
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else {
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return o1.equals(o2);
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}
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}
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/**
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* This is a utility method that compares two Booleans when one or
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* both of the objects might be <CODE>null</CODE> The result of
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* this method is determined as follows:
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* <OL>
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* <LI>If <CODE>b1</CODE> and <CODE>b2</CODE> are both TRUE or
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* neither <CODE>b1</CODE> nor <CODE>b2</CODE> is TRUE,
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* return <CODE>true</CODE>.
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* <LI>Otherwise, return <CODE>false</CODE>.
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* </OL>
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* <p/>
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*/
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public static final boolean areBooleansEqual(Boolean b1, Boolean b2) {
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// !jwetherb treat NULL the same as Boolean.FALSE
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return (b1 == Boolean.TRUE && b2 == Boolean.TRUE) ||
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(b1 != Boolean.TRUE && b2 != Boolean.TRUE);
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}
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/**
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* This is a utility method that compares two objects when one or
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* both of the objects might be <CODE>null</CODE>. The result
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* returned by this method is determined as follows:
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* <OL>
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* <LI>If <CODE>o1</CODE> and <CODE>o2</CODE> are the same object
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* according to the <CODE>==</CODE> operator, return
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* <CODE>false</CODE>.
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* <LI>Otherwise, if either <CODE>o1</CODE> or <CODE>o2</CODE> is
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* <CODE>null</CODE>, return <CODE>true</CODE>.
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* <LI>Otherwise, return <CODE>!o1.equals(o2)</CODE>.
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* </OL>
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* <p/>
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* This method produces the exact logically inverted result as the
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* {@link #areEqual(Object, Object)} method.<P>
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* <p/>
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* For array types, one of the <CODE>equals</CODE> methods in
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* {@link java.util.Arrays} should be used instead of this method.
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* Note that arrays with more than one dimension will require some
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* custom code in order to implement <CODE>equals</CODE> properly.
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*/
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public static final boolean areDifferent(Object o1, Object o2) {
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return !areEqual(o1, o2);
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}
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/**
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* This is a utility method that compares two Booleans when one or
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* both of the objects might be <CODE>null</CODE> The result of
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* this method is determined as follows:
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* <OL>
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* <LI>If <CODE>b1</CODE> and <CODE>b2</CODE> are both TRUE or
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* neither <CODE>b1</CODE> nor <CODE>b2</CODE> is TRUE,
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* return <CODE>false</CODE>.
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* <LI>Otherwise, return <CODE>true</CODE>.
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* </OL>
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* <p/>
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* This method produces the exact logically inverted result as the
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* {@link #areBooleansEqual(Boolean, Boolean)} method.<P>
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*/
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public static final boolean areBooleansDifferent(Boolean b1, Boolean b2) {
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return !areBooleansEqual(b1, b2);
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}
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/**
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* Returns <CODE>true</CODE> if the specified array is not null
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* and contains a non-null element. Returns <CODE>false</CODE>
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* if the array is null or if all the array elements are null.
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*/
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public static final boolean hasNonNullElement(Object[] array) {
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if (array != null) {
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final int n = array.length;
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for (int i = 0; i < n; i++) {
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if (array[i] != null) {
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return true;
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}
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}
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}
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return false;
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}
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/**
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* Returns a single string that is the concatenation of all the
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* strings in the specified string array. A single space is
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* put between each string array element. Null array elements
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* are skipped. If the array itself is null, the empty string
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* is returned. This method is guaranteed to return a non-null
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* value, if no expections are thrown.
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*/
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public static final String concat(String[] strs) {
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return concat(strs, " "); //NOTRANS
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}
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/**
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* Returns a single string that is the concatenation of all the
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* strings in the specified string array. The strings are separated
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* by the specified delimiter. Null array elements are skipped. If
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* the array itself is null, the empty string is returned. This
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* method is guaranteed to return a non-null value, if no expections
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* are thrown.
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*/
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public static final String concat(String[] strs, String delim) {
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if (strs != null) {
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final StringBuilder buf = new StringBuilder();
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final int n = strs.length;
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for (int i = 0; i < n; i++) {
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final String str = strs[i];
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if (str != null) {
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buf.append(str).append(delim);
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}
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}
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final int length = buf.length();
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if (length > 0) {
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// Trim trailing space.
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buf.setLength(length - 1);
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}
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return buf.toString();
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}
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else {
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return ""; // NOTRANS
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}
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}
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/**
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* Returns <CODE>true</CODE> if the specified {@link String} is not
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* <CODE>null</CODE> and has a length greater than zero. This is
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* a very frequently occurring check.
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*/
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public static final boolean hasLength(String s) {
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return (s != null && s.length() > 0);
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}
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/**
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* Returns <CODE>null</CODE> if the specified string is empty or
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* <CODE>null</CODE>. Otherwise the string itself is returned.
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*/
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public static final String nullifyIfEmpty(String s) {
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return ModelUtil.hasLength(s) ? s : null;
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}
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/**
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* Returns <CODE>null</CODE> if the specified object is null
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* or if its <CODE>toString()</CODE> representation is empty.
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* Otherwise, the <CODE>toString()</CODE> representation of the
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* object itself is returned.
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*/
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public static final String nullifyingToString(Object o) {
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return o != null ? nullifyIfEmpty(o.toString()) : null;
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}
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/**
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* Determines if a string has been changed.
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*
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* @param oldString is the initial value of the String
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* @param newString is the new value of the String
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* @return true If both oldString and newString are null or if they are
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* both not null and equal to each other. Otherwise returns false.
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*/
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public static boolean hasStringChanged(String oldString, String newString) {
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if (oldString == null && newString == null) {
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return false;
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}
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else if ((oldString == null && newString != null)
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|| (oldString != null && newString == null)) {
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return true;
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}
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else {
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return !oldString.equals(newString);
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}
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}
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public static String getTimeFromLong(long diff) {
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final String HOURS = "h";
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final String MINUTES = "min";
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final String SECONDS = "sec";
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final long MS_IN_A_DAY = 1000 * 60 * 60 * 24;
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final long MS_IN_AN_HOUR = 1000 * 60 * 60;
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final long MS_IN_A_MINUTE = 1000 * 60;
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final long MS_IN_A_SECOND = 1000;
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diff = diff % MS_IN_A_DAY;
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long numHours = diff / MS_IN_AN_HOUR;
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diff = diff % MS_IN_AN_HOUR;
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long numMinutes = diff / MS_IN_A_MINUTE;
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diff = diff % MS_IN_A_MINUTE;
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long numSeconds = diff / MS_IN_A_SECOND;
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diff = diff % MS_IN_A_SECOND;
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StringBuilder buf = new StringBuilder();
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if (numHours > 0) {
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buf.append(numHours + " " + HOURS + ", ");
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}
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if (numMinutes > 0) {
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buf.append(numMinutes + " " + MINUTES + ", ");
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}
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buf.append(numSeconds + " " + SECONDS);
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String result = buf.toString();
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return result;
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}
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/**
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* Build a List of all elements in an Iterator.
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*/
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public static <T> List<T> iteratorAsList(Iterator<T> i) {
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ArrayList<T> list = new ArrayList<T>(10);
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while (i.hasNext()) {
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list.add(i.next());
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}
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return list;
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}
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/**
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* Creates an Iterator that is the reverse of a ListIterator.
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*/
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public static <T> Iterator<T> reverseListIterator(ListIterator<T> i) {
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return new ReverseListIterator<T>(i);
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}
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}
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/**
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* An Iterator that is the reverse of a ListIterator.
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*/
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class ReverseListIterator<T> implements Iterator<T> {
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private ListIterator<T> _i;
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ReverseListIterator(ListIterator<T> i) {
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_i = i;
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while (_i.hasNext())
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_i.next();
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}
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public boolean hasNext() {
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return _i.hasPrevious();
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}
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public T next() {
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return _i.previous();
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}
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public void remove() {
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_i.remove();
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}
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}
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