api/jdk8/platform/dtfj/com/ibm/dtfj/image/ImagePointer.html - gerrit/www.eclipse.org/openj9/docs - Git at Google

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 <div class="subTitle">com.ibm.dtfj.image</div>
 <h2 title="Interface ImagePointer" class="title">Interface ImagePointer</h2>
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 <pre>public interface <span class="typeNameLabel">ImagePointer</span></pre>
 <div class="block">Represents an address in memory. To create an ImagePointer using an absolute address use
  <code>com.ibm.dtfj.image.ImageAddressSpace.getPointer()</code></div>
 <dl>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="../../../../com/ibm/dtfj/image/ImageAddressSpace.html#getPointer-long-"><code>ImageAddressSpace.getPointer(long)</code></a></dd>
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 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
 <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
 </tr>
 <tr id="i0" class="altColor">
 <td class="colFirst"><code><a href="../../../../com/ibm/dtfj/image/ImagePointer.html" title="interface in com.ibm.dtfj.image">ImagePointer</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#add-long-">add</a></span>(long&nbsp;offset)</code>
 <div class="block">Build a new image pointer offset from this one by the given amount.</div>
 </td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#equals-java.lang.Object-">equals</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" target="_blank" title="class or interface in java.lang">Object</a>&nbsp;obj)</code>
 <div class="block">Compares the argument to the receiver, and answers true
  if they represent the <em>same</em> object using a class
  specific comparison.</div>
 </td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#getAddress--">getAddress</a></span>()</code>
 <div class="block">Get the unwrapped address, represented as a Java long.</div>
 </td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code><a href="../../../../com/ibm/dtfj/image/ImageAddressSpace.html" title="interface in com.ibm.dtfj.image">ImageAddressSpace</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#getAddressSpace--">getAddressSpace</a></span>()</code>
 <div class="block">Get the address space to which this pointer belongs.</div>
 </td>
 </tr>
 <tr id="i4" class="altColor">
 <td class="colFirst"><code>byte</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#getByteAt-long-">getByteAt</a></span>(long&nbsp;index)</code>
 <div class="block">Get the value at the given offset from this pointer.</div>
 </td>
 </tr>
 <tr id="i5" class="rowColor">
 <td class="colFirst"><code>double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#getDoubleAt-long-">getDoubleAt</a></span>(long&nbsp;index)</code>
 <div class="block">Get the value at the given offset from this pointer.</div>
 </td>
 </tr>
 <tr id="i6" class="altColor">
 <td class="colFirst"><code>float</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#getFloatAt-long-">getFloatAt</a></span>(long&nbsp;index)</code>
 <div class="block">Get the value at the given offset from this pointer.</div>
 </td>
 </tr>
 <tr id="i7" class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#getIntAt-long-">getIntAt</a></span>(long&nbsp;index)</code>
 <div class="block">Get the value at the given offset from this pointer.</div>
 </td>
 </tr>
 <tr id="i8" class="altColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#getLongAt-long-">getLongAt</a></span>(long&nbsp;index)</code>
 <div class="block">Get the value at the given offset from this pointer.</div>
 </td>
 </tr>
 <tr id="i9" class="rowColor">
 <td class="colFirst"><code><a href="../../../../com/ibm/dtfj/image/ImagePointer.html" title="interface in com.ibm.dtfj.image">ImagePointer</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#getPointerAt-long-">getPointerAt</a></span>(long&nbsp;index)</code>
 <div class="block">Get the value at the given offset from this pointer.</div>
 </td>
 </tr>
 <tr id="i10" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Properties.html?is-external=true" target="_blank" title="class or interface in java.util">Properties</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#getProperties--">getProperties</a></span>()</code>
 <div class="block">Get the OS-specific properties for this address</div>
 </td>
 </tr>
 <tr id="i11" class="rowColor">
 <td class="colFirst"><code>short</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#getShortAt-long-">getShortAt</a></span>(long&nbsp;index)</code>
 <div class="block">Get the value at the given offset from this pointer.</div>
 </td>
 </tr>
 <tr id="i12" class="altColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#hashCode--">hashCode</a></span>()</code>
 <div class="block">Answers an integer hash code for the receiver.</div>
 </td>
 </tr>
 <tr id="i13" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#isExecutable--">isExecutable</a></span>()</code>
 <div class="block">Tests memory execute permission.</div>
 </td>
 </tr>
 <tr id="i14" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#isReadOnly--">isReadOnly</a></span>()</code>
 <div class="block">Tests memory read/write permission.</div>
 </td>
 </tr>
 <tr id="i15" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/dtfj/image/ImagePointer.html#isShared--">isShared</a></span>()</code>
 <div class="block">Tests memory shared permission.</div>
 </td>
 </tr>
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 <pre>long&nbsp;getAddress()</pre>
 <div class="block"><p>Get the unwrapped address, represented as a Java long.</p>
  <p> Use caution when comparing addresses, as some addresses may be
  negative. </p>
  <p>Note that, on segmented memory architectures, it may not be
  possible to represent all addresses accurately as integers.</p></div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the unwrapped address, represented as a 64-bit integer.</dd>
 </dl>
 </li>
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 <h4>getAddressSpace</h4>
 <pre><a href="../../../../com/ibm/dtfj/image/ImageAddressSpace.html" title="interface in com.ibm.dtfj.image">ImageAddressSpace</a>&nbsp;getAddressSpace()</pre>
 <div class="block">Get the address space to which this pointer belongs.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the address space to which this pointer belongs.</dd>
 </dl>
 </li>
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 <h4>add</h4>
 <pre><a href="../../../../com/ibm/dtfj/image/ImagePointer.html" title="interface in com.ibm.dtfj.image">ImagePointer</a>&nbsp;add(long&nbsp;offset)</pre>
 <div class="block">Build a new image pointer offset from this one by the given amount.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>offset</code> - Offset in bytes.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a new ImagePointer based at getAddress() + offset</dd>
 </dl>
 </li>
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 <h4>isExecutable</h4>
 <pre>boolean&nbsp;isExecutable()
               throws <a href="../../../../com/ibm/dtfj/image/DataUnavailable.html" title="class in com.ibm.dtfj.image">DataUnavailable</a></pre>
 <div class="block">Tests memory execute permission.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>true if this memory address is within an executable page.</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../com/ibm/dtfj/image/DataUnavailable.html" title="class in com.ibm.dtfj.image">DataUnavailable</a></code></dd>
 </dl>
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 <pre>boolean&nbsp;isReadOnly()
             throws <a href="../../../../com/ibm/dtfj/image/DataUnavailable.html" title="class in com.ibm.dtfj.image">DataUnavailable</a></pre>
 <div class="block">Tests memory read/write permission.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>true if this memory address is read-only. False otherwise.</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../com/ibm/dtfj/image/DataUnavailable.html" title="class in com.ibm.dtfj.image">DataUnavailable</a></code></dd>
 </dl>
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 <h4>isShared</h4>
 <pre>boolean&nbsp;isShared()
           throws <a href="../../../../com/ibm/dtfj/image/DataUnavailable.html" title="class in com.ibm.dtfj.image">DataUnavailable</a></pre>
 <div class="block">Tests memory shared permission.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>true if this memory address is shared between processes.</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../com/ibm/dtfj/image/DataUnavailable.html" title="class in com.ibm.dtfj.image">DataUnavailable</a></code></dd>
 </dl>
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 <h4>getPointerAt</h4>
 <pre><a href="../../../../com/ibm/dtfj/image/ImagePointer.html" title="interface in com.ibm.dtfj.image">ImagePointer</a>&nbsp;getPointerAt(long&nbsp;index)
                    throws <a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a>,
                           <a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></pre>
 <div class="block">Get the value at the given offset from this pointer. To determine the number of bytes to skip after this
  call to read the next value, use <code>ImageProcess.getPointerSize()</code>. Note: to create an
  ImagePointer using an absolute address use <code>com.ibm.dtfj.image.ImageAddressSpace.getPointer()</code></div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>index</code> - an offset (in bytes) from the current position</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the 32 or 64-bit pointer stored at getAddress() + index</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a></code> - if the memory cannot be read</dd>
 <dd><code><a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code> - if the memory should be in the image, but is missing or corrupted</dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="../../../../com/ibm/dtfj/image/ImageProcess.html#getPointerSize--"><code>ImageProcess.getPointerSize()</code></a>,
 <a href="../../../../com/ibm/dtfj/image/ImageAddressSpace.html#getPointer-long-"><code>ImageAddressSpace.getPointer(long)</code></a></dd>
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 <h4>getLongAt</h4>
 <pre>long&nbsp;getLongAt(long&nbsp;index)
         throws <a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a>,
                <a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></pre>
 <div class="block">Get the value at the given offset from this pointer.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>index</code> - an offset (in bytes) from the current position</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the 64-bit long stored at getAddress() + index</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a></code> - if the memory cannot be read</dd>
 <dd><code><a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code> - if the memory should be in the image, but is missing or corrupted</dd>
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 <pre>int&nbsp;getIntAt(long&nbsp;index)
       throws <a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a>,
              <a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></pre>
 <div class="block">Get the value at the given offset from this pointer.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>index</code> - an offset (in bytes) from the current position</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the 32-bit int stored at getAddress() + index</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a></code> - if the memory cannot be read</dd>
 <dd><code><a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code> - if the memory should be in the image, but is missing or corrupted</dd>
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 <pre>short&nbsp;getShortAt(long&nbsp;index)
           throws <a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a>,
                  <a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></pre>
 <div class="block">Get the value at the given offset from this pointer.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>index</code> - an offset (in bytes) from the current position</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the 16-bit short stored at getAddress() + index</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a></code> - if the memory cannot be read</dd>
 <dd><code><a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code> - if the memory should be in the image, but is missing or corrupted</dd>
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 <pre>byte&nbsp;getByteAt(long&nbsp;index)
         throws <a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a>,
                <a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></pre>
 <div class="block">Get the value at the given offset from this pointer.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>index</code> - an offset (in bytes) from the current position</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the 8-bit byte stored at getAddress() + index</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a></code> - if the memory cannot be read</dd>
 <dd><code><a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code> - if the memory should be in the image, but is missing or corrupted</dd>
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 <h4>getFloatAt</h4>
 <pre>float&nbsp;getFloatAt(long&nbsp;index)
           throws <a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a>,
                  <a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></pre>
 <div class="block">Get the value at the given offset from this pointer.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>index</code> - an offset (in bytes) from the current position</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the 32-bit float stored at getAddress() + index</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a></code> - if the memory cannot be read</dd>
 <dd><code><a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code> - if the memory should be in the image, but is missing or corrupted</dd>
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 <h4>getDoubleAt</h4>
 <pre>double&nbsp;getDoubleAt(long&nbsp;index)
             throws <a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a>,
                    <a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></pre>
 <div class="block">Get the value at the given offset from this pointer.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>index</code> - an offset (in bytes) from the current position</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the 64-bit double stored at getAddress() + index</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../com/ibm/dtfj/image/MemoryAccessException.html" title="class in com.ibm.dtfj.image">MemoryAccessException</a></code> - if the memory cannot be read</dd>
 <dd><code><a href="../../../../com/ibm/dtfj/image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code> - if the memory should be in the image, but is missing or corrupted</dd>
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 </li>
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 <h4>equals</h4>
 <pre>boolean&nbsp;equals(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" target="_blank" title="class or interface in java.lang">Object</a>&nbsp;obj)</pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">java.lang.Object</a></code></span></div>
 <div class="block">Compares the argument to the receiver, and answers true
  if they represent the <em>same</em> object using a class
  specific comparison. The implementation in Object answers
  true only if the argument is the exact same object as the
  receiver (==).</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a></code>&nbsp;in class&nbsp;<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" target="_blank" title="class or interface in java.lang">Object</a></code></dd>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>obj</code> - </dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>True obj refers to the same Image Pointer in the image</dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang"><code>Object.hashCode()</code></a></dd>
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 <h4>hashCode</h4>
 <pre>int&nbsp;hashCode()</pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">java.lang.Object</a></code></span></div>
 <div class="block">Answers an integer hash code for the receiver. Any two
  objects which answer <code>true</code> when passed to
  <code>.equals</code> must answer the same value for this
  method.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a></code>&nbsp;in class&nbsp;<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" target="_blank" title="class or interface in java.lang">Object</a></code></dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the receiver's hash.</dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang"><code>Object.equals(java.lang.Object)</code></a></dd>
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 <h4>getProperties</h4>
 <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Properties.html?is-external=true" target="_blank" title="class or interface in java.util">Properties</a>&nbsp;getProperties()</pre>
 <div class="block">Get the OS-specific properties for this address</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a table of OS-specific properties for this address.
  Values which are commonly available include
  <ul>
  <li>"readable" -- whether the memory address can be read from</li>
  <li>"writable" -- whether the memory address can be written to</li>
  <li>"executable" -- whether data in the memory address can be executed</li>
  </ul></dd>
 <dt><span class="simpleTagLabel">Since:</span></dt>
 <dd>1.11</dd>
 </dl>
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