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+/*
+ * 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.thrift;
+
+import java.io.ByteArrayInputStream;
+import java.io.UnsupportedEncodingException;
+
+import org.apache.thrift.protocol.TBinaryProtocol;
+import org.apache.thrift.protocol.TProtocolFactory;
+import org.apache.thrift.transport.TIOStreamTransport;
+
+/**
+ * Generic utility for easily deserializing objects from a byte array or Java
+ * String.
+ *
+ */
+public class TDeserializer {
+ private final TProtocolFactory protocolFactory_;
+
+ /**
+ * Create a new TDeserializer that uses the TBinaryProtocol by default.
+ */
+ public TDeserializer() {
+ this(new TBinaryProtocol.Factory());
+ }
+
+ /**
+ * Create a new TDeserializer. It will use the TProtocol specified by the
+ * factory that is passed in.
+ *
+ * @param protocolFactory Factory to create a protocol
+ */
+ public TDeserializer(TProtocolFactory protocolFactory) {
+ protocolFactory_ = protocolFactory;
+ }
+
+ /**
+ * Deserialize the Thrift object from a byte array.
+ *
+ * @param base The object to read into
+ * @param bytes The array to read from
+ */
+ public void deserialize(TBase base, byte[] bytes) throws TException {
+ base.read(
+ protocolFactory_.getProtocol(
+ new TIOStreamTransport(
+ new ByteArrayInputStream(bytes))));
+ }
+
+ /**
+ * Deserialize the Thrift object from a Java string, using a specified
+ * character set for decoding.
+ *
+ * @param base The object to read into
+ * @param data The string to read from
+ * @param charset Valid JVM charset
+ */
+ public void deserialize(TBase base, String data, String charset) throws TException {
+ try {
+ deserialize(base, data.getBytes(charset));
+ } catch (UnsupportedEncodingException uex) {
+ throw new TException("JVM DOES NOT SUPPORT ENCODING: " + charset);
+ }
+ }
+
+ /**
+ * Deerialize the Thrift object from a Java string, using the default JVM
+ * charset encoding.
+ *
+ * @param base The object to read into
+ * @param data The string to read from
+ * @return Serialized object as a String
+ */
+ public void toString(TBase base, String data) throws TException {
+ deserialize(base, data.getBytes());
+ }
+}
+