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Code Issues Releases Wiki Activity

EqualsUtil, HashCode: Add methods for lists

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This commit is contained in:
Paul Schaub 2020-09-11 14:36:11 +02:00
parent 0a6c21982b
commit d4e205beed
2 changed files with 28 additions and 0 deletions
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15
smack-core/src/main/java/org/jivesoftware/smack/util/EqualsUtil.java
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@ -16,6 +16,8 @@
*/ */
package org.jivesoftware.smack.util; package org.jivesoftware.smack.util;
import java.util.List;
public final class EqualsUtil { public final class EqualsUtil {
private EqualsUtil() { private EqualsUtil() {
@ -244,6 +246,19 @@ public final class EqualsUtil {
}); });
return this; return this;
} }
public <O> Builder append(List<O> left, List<O> right) {
nullSafeCompare(left, right, () -> {
if (left.size() != right.size()) {
isEquals = false;
return;
}
for (int i = 0; i < left.size() && isEquals; i++) {
append(left.get(i), right.get(i));
}
});
return this;
}
} }
} }

13
smack-core/src/main/java/org/jivesoftware/smack/util/HashCode.java
View file

@ -16,6 +16,8 @@
*/ */
package org.jivesoftware.smack.util; package org.jivesoftware.smack.util;
import java.util.List;
public class HashCode { public class HashCode {
private static final int MULTIPLIER_VALUE = 37; private static final int MULTIPLIER_VALUE = 37;
@ -203,6 +205,17 @@ public class HashCode {
return this; return this;
} }
public <O> Builder append(List<O> list) {
if (list == null) {
applyHash();
return this;
}
for (O o : list) {
append(o);
}
return this;
}
public int build() { public int build() {
return hashcode; return hashcode;
} }