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| <h2 title="Interface ISession" class="title">Interface ISession</h2> |
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| <dd><code><a href="../Session.html" title="class in com.ibm.jvm.dtfjview">Session</a></code></dd> |
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| <pre>public interface <span class="typeNameLabel">ISession</span></pre> |
| <div class="block">Represents a single jdmpview session which may contain multiple contexts.</div> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Method</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#execute(java.lang.String)">execute</a></span>​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a> command)</code></th> |
| <td class="colLast"> |
| <div class="block">Executes the supplied command.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#findAndSetContextWithJVM()">findAndSetContextWithJVM</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Convenience method which instructs the session to search through all the |
| available contexts and set the current one to the first |
| one it finds with a non-corrupt DTFJ JavaRuntime in it.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="ISessionContextManager.html" title="interface in com.ibm.jvm.dtfjview.spi">ISessionContextManager</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getContextManager()">getContextManager</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Get the manager which is managing this context within this session.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="ICombinedContext.html" title="interface in com.ibm.jvm.dtfjview.spi">ICombinedContext</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCurrentContext()">getCurrentContext</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">The currently selected context against which commands will be executed.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="IOutputManager.html" title="interface in com.ibm.jvm.dtfjview.spi">IOutputManager</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getOutputManager()">getOutputManager</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">The instance which is managing all registered output channels.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setContext(int)">setContext</a></span>​(int id)</code></th> |
| <td class="colLast"> |
| <div class="block">Set the context within which subsequent commands will be executed.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setContext(com.ibm.jvm.dtfjview.spi.ICombinedContext)">setContext</a></span>​(<a href="ICombinedContext.html" title="interface in com.ibm.jvm.dtfjview.spi">ICombinedContext</a> switchTo)</code></th> |
| <td class="colLast"> |
| <div class="block">Set the context within which subsequent commands will be executed.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#showContexts(boolean)">showContexts</a></span>​(boolean shortFormat)</code></th> |
| <td class="colLast"> |
| <div class="block">Display the contexts which are present in the core file currently being analysed.</div> |
| </td> |
| </tr> |
| </table> |
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| <h4>getOutputManager</h4> |
| <pre class="methodSignature"><a href="IOutputManager.html" title="interface in com.ibm.jvm.dtfjview.spi">IOutputManager</a> getOutputManager()</pre> |
| <div class="block">The instance which is managing all registered output channels.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the manager</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="getCurrentContext()"> |
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| <h4>getCurrentContext</h4> |
| <pre class="methodSignature"><a href="ICombinedContext.html" title="interface in com.ibm.jvm.dtfjview.spi">ICombinedContext</a> getCurrentContext()</pre> |
| <div class="block">The currently selected context against which commands will be executed.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the current context, it may or may not have DDR interactive support</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>getContextManager</h4> |
| <pre class="methodSignature"><a href="ISessionContextManager.html" title="interface in com.ibm.jvm.dtfjview.spi">ISessionContextManager</a> getContextManager()</pre> |
| <div class="block">Get the manager which is managing this context within this session.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the context manager</dd> |
| </dl> |
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| <h4>setContext</h4> |
| <pre class="methodSignature">void setContext​(int id) |
| throws <a href="../../../../../../openj9.dtfj/com/ibm/java/diagnostics/utils/commands/CommandException.html" title="class in com.ibm.java.diagnostics.utils.commands">CommandException</a></pre> |
| <div class="block">Set the context within which subsequent commands will be executed.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>id</code> - context ID</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../../openj9.dtfj/com/ibm/java/diagnostics/utils/commands/CommandException.html" title="class in com.ibm.java.diagnostics.utils.commands">CommandException</a></code> - thrown if an invalid context ID is specified</dd> |
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| <h4>setContext</h4> |
| <pre class="methodSignature">void setContext​(<a href="ICombinedContext.html" title="interface in com.ibm.jvm.dtfjview.spi">ICombinedContext</a> switchTo) |
| throws <a href="../../../../../../openj9.dtfj/com/ibm/java/diagnostics/utils/commands/CommandException.html" title="class in com.ibm.java.diagnostics.utils.commands">CommandException</a></pre> |
| <div class="block">Set the context within which subsequent commands will be executed.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>switchTo</code> - the context to switch to</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../../openj9.dtfj/com/ibm/java/diagnostics/utils/commands/CommandException.html" title="class in com.ibm.java.diagnostics.utils.commands">CommandException</a></code> - thrown if the switch fails. The underlying reason will be in the logs.</dd> |
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| <h4>showContexts</h4> |
| <pre class="methodSignature">void showContexts​(boolean shortFormat)</pre> |
| <div class="block">Display the contexts which are present in the core file currently being analysed.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>shortFormat</code> - true for short format which just displays the first line of the java -version string</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="findAndSetContextWithJVM()"> |
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| <h4>findAndSetContextWithJVM</h4> |
| <pre class="methodSignature">void findAndSetContextWithJVM()</pre> |
| <div class="block">Convenience method which instructs the session to search through all the |
| available contexts and set the current one to the first |
| one it finds with a non-corrupt DTFJ JavaRuntime in it.</div> |
| </li> |
| </ul> |
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| <h4>execute</h4> |
| <pre class="methodSignature">void execute​(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a> command)</pre> |
| <div class="block">Executes the supplied command. Output will be written via the IOutputManager to |
| all registered channels.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>command</code> - the command and any parameters to execute.</dd> |
| </dl> |
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