Merge WebKit at r75993: Move WebKit/android files to Source

Change-Id: Ifa871f8320bdb3a09fe189fffecc23f702c394b9

1 files changed, 130 insertions, 0 deletions

diff --git a/Source/WebKit/android/WebCoreSupport/UrlInterceptResponse.cpp b/Source/WebKit/android/WebCoreSupport/UrlInterceptResponse.cpp
new file mode 100644
index 0000000..3779ba8
--- /dev/null
+++ b/Source/WebKit/android/WebCoreSupport/UrlInterceptResponse.cpp
@@ -0,0 +1,130 @@
+/*
+ * Copyright 2010, The Android Open Source Project
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#define LOG_TAG "UrlInterceptResponse"
+#include "config.h"
+
+#include "JNIUtility.h"
+#include "UrlInterceptResponse.h"
+#include "WebCoreJni.h"
+
+#include <utils/Log.h>
+
+namespace android {
+
+class JavaInputStreamWrapper {
+public:
+    JavaInputStreamWrapper(JNIEnv* env, jobject inputStream)
+            : m_inputStream(env->NewGlobalRef(inputStream))
+            , m_buffer(0) {
+        LOG_ALWAYS_FATAL_IF(!inputStream);
+        jclass inputStreamClass = env->FindClass("java/io/InputStream");
+        LOG_ALWAYS_FATAL_IF(!inputStreamClass);
+        m_read = env->GetMethodID(inputStreamClass, "read", "([B)I");
+        LOG_ALWAYS_FATAL_IF(!m_read);
+        m_close = env->GetMethodID(inputStreamClass, "close", "()V");
+        LOG_ALWAYS_FATAL_IF(!m_close);
+    }
+
+    ~JavaInputStreamWrapper() {
+        JNIEnv* env = JSC::Bindings::getJNIEnv();
+        env->CallVoidMethod(m_inputStream, m_close);
+        checkException(env);
+        env->DeleteGlobalRef(m_inputStream);
+        // In case we never call read().
+        if (m_buffer)
+            env->DeleteGlobalRef(m_buffer);
+    }
+
+    void read(std::vector<char>* out) {
+        JNIEnv* env = JSC::Bindings::getJNIEnv();
+        // Initialize our read buffer to the capacity of out.
+        if (!m_buffer) {
+            m_buffer = env->NewByteArray(out->capacity());
+            m_buffer = (jbyteArray) env->NewGlobalRef(m_buffer);
+        }
+        int size = (int) env->CallIntMethod(m_inputStream, m_read, m_buffer);
+        if (checkException(env) || size < 0)
+            return;
+        // Copy from m_buffer to out.
+        out->resize(size);
+        env->GetByteArrayRegion(m_buffer, 0, size, (jbyte*)&out->front());
+    }
+
+private:
+    jobject    m_inputStream;
+    jbyteArray m_buffer;
+    jmethodID  m_read;
+    jmethodID  m_close;
+};
+
+UrlInterceptResponse::UrlInterceptResponse(JNIEnv* env, jobject response) {
+    jclass javaResponse = env->FindClass("android/webkit/WebResourceResponse");
+    LOG_ALWAYS_FATAL_IF(!javaResponse);
+    jfieldID mimeType = env->GetFieldID(javaResponse, "mMimeType",
+                                        "Ljava/lang/String;");
+    LOG_ALWAYS_FATAL_IF(!mimeType);
+    jfieldID encoding = env->GetFieldID(javaResponse, "mEncoding",
+                                        "Ljava/lang/String;");
+    LOG_ALWAYS_FATAL_IF(!encoding);
+    jfieldID inputStream = env->GetFieldID(javaResponse, "mInputStream",
+                                           "Ljava/io/InputStream;");
+    LOG_ALWAYS_FATAL_IF(!inputStream);
+
+    jobject stream = env->GetObjectField(response, inputStream);
+    if (stream)
+        m_inputStream.set(new JavaInputStreamWrapper(env, stream));
+
+    jstring mimeStr = (jstring) env->GetObjectField(response, mimeType);
+    jstring encodingStr = (jstring) env->GetObjectField(response, encoding);
+
+    if (mimeStr) {
+        const char* s = env->GetStringUTFChars(mimeStr, NULL);
+        m_mimeType.assign(s, env->GetStringUTFLength(mimeStr));
+        env->ReleaseStringUTFChars(mimeStr, s);
+    }
+    if (encodingStr) {
+        const char* s = env->GetStringUTFChars(encodingStr, NULL);
+        m_encoding.assign(s, env->GetStringUTFLength(encodingStr));
+        env->ReleaseStringUTFChars(encodingStr, s);
+    }
+
+    env->DeleteLocalRef(javaResponse);
+    env->DeleteLocalRef(mimeStr);
+    env->DeleteLocalRef(encodingStr);
+}
+
+UrlInterceptResponse::~UrlInterceptResponse() {
+    // Cannot be inlined because of JavaInputStreamWrapper visibility.
+}
+
+bool UrlInterceptResponse::readStream(std::vector<char>* out) const {
+    if (!m_inputStream)
+        return false;
+    m_inputStream->read(out);
+    return true;
+}
+
+}  // namespace android