gecko/mobile/android/base/util/NativeJSObject.java

537 lines
19 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko.util;
import org.mozilla.gecko.mozglue.JNITarget;
import android.os.Bundle;
/**
* NativeJSObject is a wrapper around the SpiderMonkey JSAPI to make it possible to
* access Javascript objects in Java.
*/
@JNITarget
public class NativeJSObject
{
@SuppressWarnings("serial")
@JNITarget
public static final class InvalidPropertyException extends RuntimeException {
public InvalidPropertyException(final String msg) {
super(msg);
}
}
private final NativeJSContainer mContainer;
private final int mObjectIndex;
protected NativeJSObject() {
mContainer = (NativeJSContainer)this;
mObjectIndex = -1;
}
private NativeJSObject(NativeJSContainer container, int index) {
mContainer = container;
mObjectIndex = index;
}
/**
* Returns the value of a boolean property.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native boolean getBoolean(String name);
/**
* Returns the value of a boolean property.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native boolean optBoolean(String name, boolean fallback);
/**
* Returns the value of a boolean array property.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native boolean[] getBooleanArray(String name);
/**
* Returns the value of a boolean array property.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native boolean[] optBooleanArray(String name, boolean[] fallback);
/**
* Returns the value of an object property as a Bundle.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native Bundle getBundle(String name);
/**
* Returns the value of an object property as a Bundle.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native Bundle optBundle(String name, Bundle fallback);
/**
* Returns the value of an object array property as a Bundle array.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native Bundle[] getBundleArray(String name);
/**
* Returns the value of an object array property as a Bundle array.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native Bundle[] optBundleArray(String name, Bundle[] fallback);
/**
* Returns the value of a double property.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native double getDouble(String name);
/**
* Returns the value of a double property.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native double optDouble(String name, double fallback);
/**
* Returns the value of a double array property.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native double[] getDoubleArray(String name);
/**
* Returns the value of a double array property.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native double[] optDoubleArray(String name, double[] fallback);
/**
* Returns the value of an int property.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native int getInt(String name);
/**
* Returns the value of an int property.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native int optInt(String name, int fallback);
/**
* Returns the value of an int array property.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native int[] getIntArray(String name);
/**
* Returns the value of an int array property.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native int[] optIntArray(String name, int[] fallback);
/**
* Returns the value of an object property.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native NativeJSObject getObject(String name);
/**
* Returns the value of an object property.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native NativeJSObject optObject(String name, NativeJSObject fallback);
/**
* Returns the value of an object array property.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native NativeJSObject[] getObjectArray(String name);
/**
* Returns the value of an object array property.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native NativeJSObject[] optObjectArray(String name, NativeJSObject[] fallback);
/**
* Returns the value of a string property.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native String getString(String name);
/**
* Returns the value of a string property.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native String optString(String name, String fallback);
/**
* Returns the value of a string array property.
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property does not exist or if its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native String[] getStringArray(String name);
/**
* Returns the value of a string array property.
*
* @param name
* Property name
* @param fallback
* Value to return if property does not exist
* @throws IllegalArgumentException
* If name is null
* @throws InvalidPropertyException
* If the property exists and its type does not match the return type
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native String[] optStringArray(String name, String[] fallback);
/**
* Returns whether a property exists in this object
*
* @param name
* Property name
* @throws IllegalArgumentException
* If name is null
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native boolean has(String name);
/**
* Returns the Bundle representation of this object.
*
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
public native Bundle toBundle();
/**
* Returns the JSON representation of this object.
*
* @throws NullPointerException
* If this JS object has been disposed
* @throws IllegalThreadStateException
* If not called on the thread this object is attached to
* @throws UnsupportedOperationException
* If an internal JSAPI call failed
*/
@Override
public native String toString();
}