Revert "Revert 158067 - Remove native side of content_view_client"

android_webview/java/src/org/chromium/android_webview/ErrorCodeConversionHelper.java

Index: android_webview/java/src/org/chromium/android_webview/ErrorCodeConversionHelper.java
diff --git a/android_webview/java/src/org/chromium/android_webview/ErrorCodeConversionHelper.java b/android_webview/java/src/org/chromium/android_webview/ErrorCodeConversionHelper.java
new file mode 100644
index 0000000000000000000000000000000000000000..903927e434e7f2ee0a57d63fa4847abac9b3c7b5
--- /dev/null
+++ b/android_webview/java/src/org/chromium/android_webview/ErrorCodeConversionHelper.java
@@ -0,0 +1,143 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.android_webview;
+
+import org.chromium.net.NetError;
+
+/**
+ * This is a helper class to map native error code about loading a page to Android specific ones.
+ */
+class ErrorCodeConversionHelper {
+    // Success
+    public static final int ERROR_OK = 0;
+    // Generic error
+    public static final int ERROR_UNKNOWN = -1;
+    // Server or proxy hostname lookup failed
+    public static final int ERROR_HOST_LOOKUP = -2;
+    // Unsupported authentication scheme (not basic or digest)
+    public static final int ERROR_UNSUPPORTED_AUTH_SCHEME = -3;
+    // User authentication failed on server
+    public static final int ERROR_AUTHENTICATION = -4;
+    // User authentication failed on proxy
+    public static final int ERROR_PROXY_AUTHENTICATION = -5;
+    // Failed to connect to the server
+    public static final int ERROR_CONNECT = -6;
+    // Failed to read or write to the server
+    public static final int ERROR_IO = -7;
+    // Connection timed out
+    public static final int ERROR_TIMEOUT = -8;
+    // Too many redirects
+    public static final int ERROR_REDIRECT_LOOP = -9;
+    // Unsupported URI scheme
+    public static final int ERROR_UNSUPPORTED_SCHEME = -10;
+    // Failed to perform SSL handshake
+    public static final int ERROR_FAILED_SSL_HANDSHAKE = -11;
+    // Malformed URL
+    public static final int ERROR_BAD_URL = -12;
+    // Generic file error
+    public static final int ERROR_FILE = -13;
+    // File not found
+    public static final int ERROR_FILE_NOT_FOUND = -14;
+    // Too many requests during this load
+    public static final int ERROR_TOO_MANY_REQUESTS = -15;
+
+    static int convertErrorCode(int netError) {
+        // Note: many NetError.Error constants don't have an obvious mapping.
+        // These will be handled by the default case, ERROR_UNKNOWN.
+        switch (netError) {
+            case NetError.ERR_UNSUPPORTED_AUTH_SCHEME:
+              return ERROR_UNSUPPORTED_AUTH_SCHEME;
+
+            case NetError.ERR_INVALID_AUTH_CREDENTIALS:
+            case NetError.ERR_MISSING_AUTH_CREDENTIALS:
+            case NetError.ERR_MISCONFIGURED_AUTH_ENVIRONMENT:
+                return ERROR_AUTHENTICATION;
+
+            case NetError.ERR_TOO_MANY_REDIRECTS:
+                return ERROR_REDIRECT_LOOP;
+
+            case NetError.ERR_UPLOAD_FILE_CHANGED:
+                return ERROR_FILE_NOT_FOUND;
+
+            case NetError.ERR_INVALID_URL:
+                return ERROR_BAD_URL;
+
+            case NetError.ERR_DISALLOWED_URL_SCHEME:
+            case NetError.ERR_UNKNOWN_URL_SCHEME:
+                return ERROR_UNSUPPORTED_SCHEME;
+
+            case NetError.ERR_IO_PENDING:
+            case NetError.ERR_NETWORK_IO_SUSPENDED:
+                return ERROR_IO;
+
+            case NetError.ERR_CONNECTION_TIMED_OUT:
+            case NetError.ERR_TIMED_OUT:
+                return ERROR_TIMEOUT;
+
+            case NetError.ERR_FILE_TOO_BIG:
+                return ERROR_FILE;
+
+            case NetError.ERR_HOST_RESOLVER_QUEUE_TOO_LARGE:
+            case NetError.ERR_INSUFFICIENT_RESOURCES:
+            case NetError.ERR_OUT_OF_MEMORY:
+                return ERROR_TOO_MANY_REQUESTS;
+
+            case NetError.ERR_CONNECTION_CLOSED:
+            case NetError.ERR_CONNECTION_RESET:
+            case NetError.ERR_CONNECTION_REFUSED:
+            case NetError.ERR_CONNECTION_ABORTED:
+            case NetError.ERR_CONNECTION_FAILED:
+            case NetError.ERR_SOCKET_NOT_CONNECTED:
+                return ERROR_CONNECT;
+
+            case NetError.ERR_INTERNET_DISCONNECTED:
+            case NetError.ERR_ADDRESS_INVALID:
+            case NetError.ERR_ADDRESS_UNREACHABLE:
+            case NetError.ERR_NAME_NOT_RESOLVED:
+            case NetError.ERR_NAME_RESOLUTION_FAILED:
+                return ERROR_HOST_LOOKUP;
+
+            case NetError.ERR_SSL_PROTOCOL_ERROR:
+            case NetError.ERR_SSL_CLIENT_AUTH_CERT_NEEDED:
+            case NetError.ERR_TUNNEL_CONNECTION_FAILED:
+            case NetError.ERR_NO_SSL_VERSIONS_ENABLED:
+            case NetError.ERR_SSL_VERSION_OR_CIPHER_MISMATCH:
+            case NetError.ERR_SSL_RENEGOTIATION_REQUESTED:
+            case NetError.ERR_CERT_ERROR_IN_SSL_RENEGOTIATION:
+            case NetError.ERR_BAD_SSL_CLIENT_AUTH_CERT:
+            case NetError.ERR_SSL_NO_RENEGOTIATION:
+            case NetError.ERR_SSL_DECOMPRESSION_FAILURE_ALERT:
+            case NetError.ERR_SSL_BAD_RECORD_MAC_ALERT:
+            case NetError.ERR_SSL_UNSAFE_NEGOTIATION:
+            case NetError.ERR_SSL_WEAK_SERVER_EPHEMERAL_DH_KEY:
+            case NetError.ERR_SSL_CLIENT_AUTH_PRIVATE_KEY_ACCESS_DENIED:
+            case NetError.ERR_SSL_CLIENT_AUTH_CERT_NO_PRIVATE_KEY:
+                return ERROR_FAILED_SSL_HANDSHAKE;
+
+            case NetError.ERR_PROXY_AUTH_UNSUPPORTED:
+            case NetError.ERR_PROXY_AUTH_REQUESTED:
+            case NetError.ERR_PROXY_CONNECTION_FAILED:
+            case NetError.ERR_UNEXPECTED_PROXY_AUTH:
+                return ERROR_PROXY_AUTHENTICATION;
+
+            // The certificate errors are handled by onReceivedSslError
+            // and don't need to be reported here.
+            case NetError.ERR_CERT_COMMON_NAME_INVALID:
+            case NetError.ERR_CERT_DATE_INVALID:
+            case NetError.ERR_CERT_AUTHORITY_INVALID:
+            case NetError.ERR_CERT_CONTAINS_ERRORS:
+            case NetError.ERR_CERT_NO_REVOCATION_MECHANISM:
+            case NetError.ERR_CERT_UNABLE_TO_CHECK_REVOCATION:
+            case NetError.ERR_CERT_REVOKED:
+            case NetError.ERR_CERT_INVALID:
+            case NetError.ERR_CERT_WEAK_SIGNATURE_ALGORITHM:
+            case NetError.ERR_CERT_NON_UNIQUE_NAME:
+                return ERROR_OK;
+
+            default:
+                return ERROR_UNKNOWN;
+        }
+    }
+}