1 files changed, 105 insertions, 0 deletions
diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/entity/LazyDecompressingInputStream.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/entity/LazyDecompressingInputStream.java
new file mode 100644
index 000000000..60215ff15
--- /dev/null
+++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/entity/LazyDecompressingInputStream.java
@@ -0,0 +1,105 @@
+/*
+ * ====================================================================
+ * 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.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+package ch.boye.httpclientandroidlib.client.entity;
+
+import ch.boye.httpclientandroidlib.annotation.NotThreadSafe;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ * Lazy init InputStream wrapper.
+ */
+@NotThreadSafe
+class LazyDecompressingInputStream extends InputStream {
+
+    private final InputStream wrappedStream;
+
+    private final DecompressingEntity decompressingEntity;
+
+    private InputStream wrapperStream;
+
+    public LazyDecompressingInputStream(
+            final InputStream wrappedStream,
+            final DecompressingEntity decompressingEntity) {
+        this.wrappedStream = wrappedStream;
+        this.decompressingEntity = decompressingEntity;
+    }
+
+    private void initWrapper() throws IOException {
+        if (wrapperStream == null) {
+            wrapperStream = decompressingEntity.decorate(wrappedStream);
+        }
+    }
+
+    @Override
+    public int read() throws IOException {
+        initWrapper();
+        return wrapperStream.read();
+    }
+
+    @Override
+    public int read(final byte[] b) throws IOException {
+        initWrapper();
+        return wrapperStream.read(b);
+    }
+
+    @Override
+    public int read(final byte[] b, final int off, final int len) throws IOException {
+        initWrapper();
+        return wrapperStream.read(b, off, len);
+    }
+
+    @Override
+    public long skip(final long n) throws IOException {
+        initWrapper();
+        return wrapperStream.skip(n);
+    }
+
+    @Override
+    public boolean markSupported() {
+        return false;
+    }
+
+    @Override
+    public int available() throws IOException {
+        initWrapper();
+        return wrapperStream.available();
+    }
+
+    @Override
+    public void close() throws IOException {
+        try {
+            if (wrapperStream != null) {
+                wrapperStream.close();
+            }
+        } finally {
+            wrappedStream.close();
+        }
+    }
+
+}