uint64counterthreshold.java

来自「270的linux说明」· Java 代码 · 共 128 行

/*

Copyright (c) 2008, Intel Corporation. 

All rights reserved.

 

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.

    * Neither the name of Intel Corporation nor the names of its contributors 
may be used to endorse or promote products derived from this software without 
specific prior written permission.

 

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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.

*/

package com.intel.mobile.threshold;

import com.intel.mobile.base.IntelMobileException;
import com.intel.mobile.base.UInt64Property;

/**
 * The counter threshold for unsigned Int64/long type.
 */
public class UInt64CounterThreshold extends CounterThreshold
{
    /**
     * Constructor
     * @throws IntelMobileException
     */
    public UInt64CounterThreshold() throws IntelMobileException
    {
        constructor();
    }
    
    // Constructor
    private UInt64CounterThreshold(long objRef)
    {
        this.nativeObjRef = objRef;
    }
    
    /**
     * Set the property being observed.
     * @param observedProperty
     * @return
     * @throws IntelMobileException
     */
    public boolean SetObservedProperty(UInt64Property observedProperty) throws IntelMobileException
    {
        return SetObservedPropertyNative(observedProperty);

    }
    
    /**
     * Get the threshold value.
     * @return
     * @throws IntelMobileException
     */
    public long GetThreshold() throws IntelMobileException
    {
        return GetThresholdNative();
    }
    
    /**
     * Set the threshold value.
     * @param threshold
     * @return
     * @throws IntelMobileException
     */
    public boolean SetThreshold(long threshold) throws IntelMobileException
    {
        return SetThresholdNative(threshold);

    }
    
    /**
     * Get the offset indicating the increment value, default to zero.
     * @return
     * @throws IntelMobileException
     */
    public long GetOffset() throws IntelMobileException
    {
        return GetOffsetNative();
    }
    
    /**
     * Set the offset with non-zero value means receiving notification every time the observed value reaches 'threshold+offset'.
     * At that time the framework increments the threshold value by offset and will continue monitoring the value.
     * @param offset
     * @return
     * @throws IntelMobileException
     */
    public boolean SetOffset(long offset) throws IntelMobileException
    {
        return SetOffsetNative(offset);
   
    }
    
    private native void constructor() throws IntelMobileException;
    private native boolean SetObservedPropertyNative(UInt64Property observedProperty) throws IntelMobileException;
    private native long GetThresholdNative() throws IntelMobileException;
    private native boolean SetThresholdNative(long threshold) throws IntelMobileException;
    private native long GetOffsetNative() throws IntelMobileException;
    private native boolean SetOffsetNative(long offset) throws IntelMobileException;
}