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Diffstat (limited to 'qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/codec/StringTypeConstructor.java')
-rw-r--r--qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/codec/StringTypeConstructor.java262
1 files changed, 131 insertions, 131 deletions
diff --git a/qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/codec/StringTypeConstructor.java b/qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/codec/StringTypeConstructor.java
index 73b85d4163..e89f038f23 100644
--- a/qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/codec/StringTypeConstructor.java
+++ b/qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/codec/StringTypeConstructor.java
@@ -1,132 +1,132 @@
-/*
- *
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- *
- */
-package org.apache.qpid.amqp_1_0.codec;
-
-import org.apache.qpid.amqp_1_0.type.AmqpErrorException;
-
-import java.nio.ByteBuffer;
-import java.nio.CharBuffer;
-import java.nio.charset.Charset;
-import java.util.LinkedHashMap;
-import java.util.Map;
-
-public class StringTypeConstructor extends VariableWidthTypeConstructor
-{
- private Charset _charSet;
-
- private BinaryString _defaultBinaryString = new BinaryString();
- private ValueCache<BinaryString, String> _cachedValues = new ValueCache<BinaryString, String>(10);
-
- private static final class ValueCache<K,V> extends LinkedHashMap<K,V>
- {
- private final int _cacheSize;
-
- public ValueCache(int cacheSize)
- {
- _cacheSize = cacheSize;
- }
-
- @Override
- protected boolean removeEldestEntry(Map.Entry<K, V> eldest)
- {
- return size() > _cacheSize;
- }
-
- public boolean isFull()
- {
- return size() == _cacheSize;
- }
- }
-
-
- public static StringTypeConstructor getInstance(int i, Charset c)
- {
- return new StringTypeConstructor(i, c);
- }
-
-
- private StringTypeConstructor(int size, Charset c)
- {
- super(size);
- _charSet = c;
- }
-
- @Override
- public Object construct(final ByteBuffer in, boolean isCopy, ValueHandler handler) throws AmqpErrorException
- {
- int size;
-
- if(getSize() == 1)
- {
- size = in.get() & 0xFF;
- }
- else
- {
- size = in.getInt();
- }
-
- int origPosition = in.position();
- _defaultBinaryString.setData(in.array(), in.arrayOffset()+ origPosition, size);
-
- BinaryString binaryStr = _defaultBinaryString;
-
- boolean isFull = _cachedValues.isFull();
-
- String str = isFull ? _cachedValues.remove(binaryStr) : _cachedValues.get(binaryStr);
-
- if(str == null)
- {
-
- ByteBuffer dup = in.duplicate();
- try
- {
- dup.limit(dup.position()+size);
- }
- catch(IllegalArgumentException e)
- {
- throw new IllegalArgumentException("position: " + dup.position() + "size: " + size + " capacity: " + dup.capacity());
- }
- CharBuffer charBuf = _charSet.decode(dup);
-
- str = charBuf.toString();
-
- byte[] data = new byte[size];
- in.get(data);
- binaryStr = new BinaryString(data, 0, size);
-
- _cachedValues.put(binaryStr, str);
- }
- else if(isFull)
- {
- byte[] data = new byte[size];
- in.get(data);
- binaryStr = new BinaryString(data, 0, size);
-
- _cachedValues.put(binaryStr, str);
- }
-
- in.position(origPosition+size);
-
- return str;
-
- }
-
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+package org.apache.qpid.amqp_1_0.codec;
+
+import org.apache.qpid.amqp_1_0.type.AmqpErrorException;
+
+import java.nio.ByteBuffer;
+import java.nio.CharBuffer;
+import java.nio.charset.Charset;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+public class StringTypeConstructor extends VariableWidthTypeConstructor
+{
+ private Charset _charSet;
+
+ private BinaryString _defaultBinaryString = new BinaryString();
+ private ValueCache<BinaryString, String> _cachedValues = new ValueCache<BinaryString, String>(10);
+
+ private static final class ValueCache<K,V> extends LinkedHashMap<K,V>
+ {
+ private final int _cacheSize;
+
+ public ValueCache(int cacheSize)
+ {
+ _cacheSize = cacheSize;
+ }
+
+ @Override
+ protected boolean removeEldestEntry(Map.Entry<K, V> eldest)
+ {
+ return size() > _cacheSize;
+ }
+
+ public boolean isFull()
+ {
+ return size() == _cacheSize;
+ }
+ }
+
+
+ public static StringTypeConstructor getInstance(int i, Charset c)
+ {
+ return new StringTypeConstructor(i, c);
+ }
+
+
+ private StringTypeConstructor(int size, Charset c)
+ {
+ super(size);
+ _charSet = c;
+ }
+
+ @Override
+ public Object construct(final ByteBuffer in, boolean isCopy, ValueHandler handler) throws AmqpErrorException
+ {
+ int size;
+
+ if(getSize() == 1)
+ {
+ size = in.get() & 0xFF;
+ }
+ else
+ {
+ size = in.getInt();
+ }
+
+ int origPosition = in.position();
+ _defaultBinaryString.setData(in.array(), in.arrayOffset()+ origPosition, size);
+
+ BinaryString binaryStr = _defaultBinaryString;
+
+ boolean isFull = _cachedValues.isFull();
+
+ String str = isFull ? _cachedValues.remove(binaryStr) : _cachedValues.get(binaryStr);
+
+ if(str == null)
+ {
+
+ ByteBuffer dup = in.duplicate();
+ try
+ {
+ dup.limit(dup.position()+size);
+ }
+ catch(IllegalArgumentException e)
+ {
+ throw new IllegalArgumentException("position: " + dup.position() + "size: " + size + " capacity: " + dup.capacity());
+ }
+ CharBuffer charBuf = _charSet.decode(dup);
+
+ str = charBuf.toString();
+
+ byte[] data = new byte[size];
+ in.get(data);
+ binaryStr = new BinaryString(data, 0, size);
+
+ _cachedValues.put(binaryStr, str);
+ }
+ else if(isFull)
+ {
+ byte[] data = new byte[size];
+ in.get(data);
+ binaryStr = new BinaryString(data, 0, size);
+
+ _cachedValues.put(binaryStr, str);
+ }
+
+ in.position(origPosition+size);
+
+ return str;
+
+ }
+
} \ No newline at end of file