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ARROW-101: Fix java compiler warnings #60

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ARROW-101: Fix java compiler warnings #60

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61bde83
[ARROW-101] Fix java compiler rawtypes warnings
laurentgo Apr 14, 2016
96ccc67
[ARROW-101] Fix java compiler resources warnings
laurentgo Apr 14, 2016
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5 changes: 3 additions & 2 deletions java/vector/src/main/java/org/apache/arrow/vector/ZeroVector.java
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@

import io.netty.buffer.ArrowBuf;

import java.util.Collections;
import java.util.Iterator;

import org.apache.arrow.memory.BufferAllocator;
Expand Down Expand Up @@ -109,8 +110,8 @@ public TransferPair getTransferPair(BufferAllocator allocator) {
// }

@Override
public Iterator iterator() {
return Iterators.emptyIterator();
public Iterator<ValueVector> iterator() {
return Collections.emptyIterator();
}

@Override
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8 changes: 4 additions & 4 deletions java/vector/src/main/java/org/apache/arrow/vector/complex/impl/PromotableWriter.java
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Expand Up @@ -85,16 +85,16 @@ private void setWriter(ValueVector v) {
state = State.SINGLE;
vector = v;
type = v.getField().getType().getMinorType();
Class writerClass = BasicTypeHelper
Class<?> writerClass = BasicTypeHelper
.getWriterImpl(v.getField().getType().getMinorType(), v.getField().getDataMode());
if (writerClass.equals(SingleListWriter.class)) {
writerClass = UnionListWriter.class;
}
Class vectorClass = BasicTypeHelper.getValueVectorClass(v.getField().getType().getMinorType(), v.getField()
Class<?> vectorClass = BasicTypeHelper.getValueVectorClass(v.getField().getType().getMinorType(), v.getField()
.getDataMode());
try {
Constructor constructor = null;
for (Constructor c : writerClass.getConstructors()) {
Constructor<?> constructor = null;
for (Constructor<?> c : writerClass.getConstructors()) {
if (c.getParameterTypes().length == 3) {
constructor = c;
}
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2 changes: 1 addition & 1 deletion java/vector/src/main/java/org/apache/arrow/vector/util/JsonStringArrayList.java
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Expand Up @@ -42,7 +42,7 @@ public boolean equals(Object obj) {
if (!(obj instanceof List)) {
return false;
}
List other = (List) obj;
List<?> other = (List<?>) obj;
return this.size() == other.size() && this.containsAll(other);
}

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2 changes: 1 addition & 1 deletion java/vector/src/main/java/org/apache/arrow/vector/util/JsonStringHashMap.java
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Expand Up @@ -46,7 +46,7 @@ public boolean equals(Object obj) {
if (!(obj instanceof Map)) {
return false;
}
Map other = (Map) obj;
Map<?, ?> other = (Map<?, ?>) obj;
if (this.size() != other.size()) {
return false;
}
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