Java UTF8Buffer类代码示例

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
protected int tightMarshalThrowable1(OpenWireFormat wireFormat, Throwable o, BooleanStream bs)
    throws IOException {
    if (o == null) {
        bs.writeBoolean(false);
        return 0;
    } else {
        int rc = 0;
        bs.writeBoolean(true);
        String className = o instanceof OpenwireException ? ((OpenwireException)o).getClassName() : o.getClass().getName();
        rc += tightMarshalString1(new UTF8Buffer(className), bs);
        rc += tightMarshalString1(new UTF8Buffer(o.getMessage()), bs);
        if (wireFormat.isStackTraceEnabled()) {
            rc += 2;
            StackTraceElement[] stackTrace = o.getStackTrace();
            for (int i = 0; i < stackTrace.length; i++) {
                StackTraceElement element = stackTrace[i];
                rc += tightMarshalString1(new UTF8Buffer(element.getClassName()), bs);
                rc += tightMarshalString1(new UTF8Buffer(element.getMethodName()), bs);
                rc += tightMarshalString1(new UTF8Buffer(element.getFileName()), bs);
                rc += 4;
            }
            rc += tightMarshalThrowable1(wireFormat, o.getCause(), bs);
        }
        return rc;
    }
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
protected void tightMarshalThrowable2(OpenWireFormat wireFormat, Throwable o, DataByteArrayOutputStream dataOut,
                                      BooleanStream bs) throws IOException {
    if (bs.readBoolean()) {
        String className = o instanceof OpenwireException ? ((OpenwireException)o).getClassName() : o.getClass().getName();
        tightMarshalString2(new UTF8Buffer(className), dataOut, bs);
        tightMarshalString2(new UTF8Buffer(o.getMessage()), dataOut, bs);
        if (wireFormat.isStackTraceEnabled()) {
            StackTraceElement[] stackTrace = o.getStackTrace();
            dataOut.writeShort(stackTrace.length);
            for (int i = 0; i < stackTrace.length; i++) {
                StackTraceElement element = stackTrace[i];
                tightMarshalString2(new UTF8Buffer(element.getClassName()), dataOut, bs);
                tightMarshalString2(new UTF8Buffer(element.getMethodName()), dataOut, bs);
                tightMarshalString2(new UTF8Buffer(element.getFileName()), dataOut, bs);
                dataOut.writeInt(element.getLineNumber());
            }
            tightMarshalThrowable2(wireFormat, o.getCause(), dataOut, bs);
        }
    }
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
protected int tightMarshalString1(UTF8Buffer value, BooleanStream bs) throws IOException {
        bs.writeBoolean(value != null);
        if (value != null) {

            boolean ascii = false;
//  we could check to see if its' really ascii.. for now punt.
//            boolean ascii = true;
//            int last = value.offset+value.length;
//            for (int i = value.offset; i < last; i++) {
//                if( (value.data[i] & 0x80) !=0 ) {
//                    ascii = false;
//                }
//            }

            bs.writeBoolean(ascii);
            return value.length() + 2;

        } else {
            return 0;
        }
    }
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
protected void looseMarshalThrowable(OpenWireFormat wireFormat, Throwable o, DataByteArrayOutputStream dataOut)
    throws IOException {
    dataOut.writeBoolean(o != null);
    if (o != null) {
        String className = o instanceof OpenwireException ? ((OpenwireException)o).getClassName() : o.getClass().getName();
        looseMarshalString(new UTF8Buffer(className), dataOut);
        looseMarshalString(new UTF8Buffer(o.getMessage()), dataOut);
        if (wireFormat.isStackTraceEnabled()) {
            StackTraceElement[] stackTrace = o.getStackTrace();
            dataOut.writeShort(stackTrace.length);
            for (int i = 0; i < stackTrace.length; i++) {
                StackTraceElement element = stackTrace[i];
                looseMarshalString(new UTF8Buffer(element.getClassName()), dataOut);
                looseMarshalString(new UTF8Buffer(element.getMethodName()), dataOut);
                looseMarshalString(new UTF8Buffer(element.getFileName()), dataOut);
                dataOut.writeInt(element.getLineNumber());
            }
            looseMarshalThrowable(wireFormat, o.getCause(), dataOut);
        }
    }
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
private Listener connectionListener() {
	return new Listener() {

		@Override
		public void onPublish(UTF8Buffer topic, Buffer body, Runnable ack) {
			// nothing to do
		}

		@Override
		public void onFailure(Throwable value) {
			// nothing to do
		}

		@Override
		public void onDisconnected() {
			fireConnectionLost();
		}

		@Override
		public void onConnected() {
			fireReconnected();
		}
	};
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
/** {@inheritDoc} */
@Override
public void unsubscribe(final String channel) {
	if (this.connection != null) {
		this.channels.remove(channel);
		final UTF8Buffer[] topic = { UTF8Buffer.utf8(channel) };
		this.connection.unsubscribe(topic, new Callback<Void>() {
			@Override
			public void onFailure(final Throwable throwable) {
				System.out.println("Exception occurred while unsubscribing: " + throwable.getMessage());
				logTracker.log("Exception occurred while unsubscribing");
			}

			@Override
			public void onSuccess(final Void aVoid) {
				System.out.println("Successfully unsubscribed");
				logTracker.log("Successfully unsubscribed");
			}
		});
	}
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
/**
 * Returns the <CODE>boolean</CODE> value with the specified name.
 *
 * @param name the name of the <CODE>boolean</CODE>
 * @return the <CODE>boolean</CODE> value with the specified name
 * @throws JMSException if the JMS provider fails to read the message due to
 *                 some internal error.
 * @throws MessageFormatException if this type conversion is invalid.
 */
@Override
public boolean getBoolean(String name) throws JMSException {
    initializeReading();
    Object value = map.get(name);
    if (value == null) {
        return false;
    }
    if (value instanceof Boolean) {
        return ((Boolean)value).booleanValue();
    }
    if (value instanceof UTF8Buffer) {
        return Boolean.valueOf(value.toString()).booleanValue();
    }
    if (value instanceof String) {
        return Boolean.valueOf(value.toString()).booleanValue();
    } else {
        throw new MessageFormatException(" cannot read a boolean from " + value.getClass().getName());
    }
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
/**
 * Returns the <CODE>byte</CODE> value with the specified name.
 *
 * @param name the name of the <CODE>byte</CODE>
 * @return the <CODE>byte</CODE> value with the specified name
 * @throws JMSException if the JMS provider fails to read the message due to
 *                 some internal error.
 * @throws MessageFormatException if this type conversion is invalid.
 */
@Override
public byte getByte(String name) throws JMSException {
    initializeReading();
    Object value = map.get(name);
    if (value == null) {
        return 0;
    }
    if (value instanceof Byte) {
        return ((Byte)value).byteValue();
    }
    if (value instanceof UTF8Buffer) {
        return Byte.valueOf(value.toString()).byteValue();
    }
    if (value instanceof String) {
        return Byte.valueOf(value.toString()).byteValue();
    } else {
        throw new MessageFormatException(" cannot read a byte from " + value.getClass().getName());
    }
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
/**
 * Returns the <CODE>short</CODE> value with the specified name.
 *
 * @param name the name of the <CODE>short</CODE>
 * @return the <CODE>short</CODE> value with the specified name
 * @throws JMSException if the JMS provider fails to read the message due to
 *                 some internal error.
 * @throws MessageFormatException if this type conversion is invalid.
 */
@Override
public short getShort(String name) throws JMSException {
    initializeReading();
    Object value = map.get(name);
    if (value == null) {
        return 0;
    }
    if (value instanceof Short) {
        return ((Short)value).shortValue();
    }
    if (value instanceof Byte) {
        return ((Byte)value).shortValue();
    }
    if (value instanceof UTF8Buffer) {
        return Short.valueOf(value.toString()).shortValue();
    }
    if (value instanceof String) {
        return Short.valueOf(value.toString()).shortValue();
    } else {
        throw new MessageFormatException(" cannot read a short from " + value.getClass().getName());
    }
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
/**
 * Returns the <CODE>int</CODE> value with the specified name.
 *
 * @param name the name of the <CODE>int</CODE>
 * @return the <CODE>int</CODE> value with the specified name
 * @throws JMSException if the JMS provider fails to read the message due to
 *                 some internal error.
 * @throws MessageFormatException if this type conversion is invalid.
 */
@Override
public int getInt(String name) throws JMSException {
    initializeReading();
    Object value = map.get(name);
    if (value == null) {
        return 0;
    }
    if (value instanceof Integer) {
        return ((Integer)value).intValue();
    }
    if (value instanceof Short) {
        return ((Short)value).intValue();
    }
    if (value instanceof Byte) {
        return ((Byte)value).intValue();
    }
    if (value instanceof UTF8Buffer) {
        return Integer.valueOf(value.toString()).intValue();
    }
    if (value instanceof String) {
        return Integer.valueOf(value.toString()).intValue();
    } else {
        throw new MessageFormatException(" cannot read an int from " + value.getClass().getName());
    }
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
/**
 * Returns the <CODE>float</CODE> value with the specified name.
 *
 * @param name the name of the <CODE>float</CODE>
 * @return the <CODE>float</CODE> value with the specified name
 * @throws JMSException if the JMS provider fails to read the message due to
 *                 some internal error.
 * @throws MessageFormatException if this type conversion is invalid.
 */
@Override
public float getFloat(String name) throws JMSException {
    initializeReading();
    Object value = map.get(name);
    if (value == null) {
        return 0;
    }
    if (value instanceof Float) {
        return ((Float)value).floatValue();
    }
    if (value instanceof UTF8Buffer) {
        return Float.valueOf(value.toString()).floatValue();
    }
    if (value instanceof String) {
        return Float.valueOf(value.toString()).floatValue();
    } else {
        throw new MessageFormatException(" cannot read a float from " + value.getClass().getName());
    }
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
/**
 * Returns the <CODE>double</CODE> value with the specified name.
 *
 * @param name the name of the <CODE>double</CODE>
 * @return the <CODE>double</CODE> value with the specified name
 * @throws JMSException if the JMS provider fails to read the message due to
 *                 some internal error.
 * @throws MessageFormatException if this type conversion is invalid.
 */
@Override
public double getDouble(String name) throws JMSException {
    initializeReading();
    Object value = map.get(name);
    if (value == null) {
        return 0;
    }
    if (value instanceof Double) {
        return ((Double)value).doubleValue();
    }
    if (value instanceof Float) {
        return ((Float)value).floatValue();
    }
    if (value instanceof UTF8Buffer) {
        return Float.valueOf(value.toString()).floatValue();
    }
    if (value instanceof String) {
        return Float.valueOf(value.toString()).floatValue();
    } else {
        throw new MessageFormatException(" cannot read a double from " + value.getClass().getName());
    }
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
@Override
    public void onPublish(UTF8Buffer topic, Buffer body, Runnable ack) {
        String message = body.utf8().toString();
        this.onMsg.send(message);
        ack.run();
        Message msg = new Message();
        msg.topic = topic.toString();
        msg.message = message;
        try {
            Gson gson = new Gson();
            String jsonMsg = gson.toJson(msg);
            this.onTopicAndMsg.send(jsonMsg);
        } catch (Exception e) {
            Log.error("{} unable to serialize topic and message to JSON, onTopicAndMsg port will not be used");
//            e.printStackTrace();
        }
    }
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
private Throwable createThrowable(UTF8Buffer className, UTF8Buffer message) {
    try {
        Class clazz = Class.forName(className.toString(), false, BaseDataStreamMarshaller.class.getClassLoader());
        Constructor constructor = clazz.getConstructor(new Class[] {UTF8Buffer.class});
        return (Throwable)constructor.newInstance(new Object[] {message.toString()});
    } catch (Throwable e) {
        return new OpenwireException(message.toString(), className.toString());
    }
}
 

import org.fusesource.hawtbuf.UTF8Buffer; //导入依赖的package包/类
@SuppressWarnings("deprecation")
protected UTF8Buffer tightUnmarshalString(DataByteArrayInputStream dataIn, BooleanStream bs) throws IOException {
    if (bs.readBoolean()) {
        boolean ascii = bs.readBoolean(); // ignored for now.
        int size = dataIn.readShort();
        if( size== 0 ) {
            return new UTF8Buffer("");
        } else {
            Buffer buffer = dataIn.readBuffer(size);
            return buffer.utf8();
        }
    } else {
        return null;
    }
}