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| <div class="subTitle">org.apache.commons.math3.ode.sampling</div> |
| <h2 title="Class DummyStepHandler" class="title">Class DummyStepHandler</h2> |
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| <li>org.apache.commons.math3.ode.sampling.DummyStepHandler</li> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="../../../../../../org/apache/commons/math3/ode/sampling/StepHandler.html" title="interface in org.apache.commons.math3.ode.sampling">StepHandler</a></dd> |
| </dl> |
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| <pre>public class <span class="strong">DummyStepHandler</span> |
| extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../../../../org/apache/commons/math3/ode/sampling/StepHandler.html" title="interface in org.apache.commons.math3.ode.sampling">StepHandler</a></pre> |
| <div class="block">This class is a step handler that does nothing. |
| |
| <p>This class is provided as a convenience for users who are only |
| interested in the final state of an integration and not in the |
| intermediate steps. Its handleStep method does nothing.</p> |
| |
| <p>Since this class has no internal state, it is implemented using |
| the Singleton design pattern. This means that only one instance is |
| ever created, which can be retrieved using the getInstance |
| method. This explains why there is no public constructor.</p></div> |
| <dl><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd> |
| <dt><span class="strong">Version:</span></dt> |
| <dd>$Id: DummyStepHandler.java 1416643 2012-12-03 19:37:14Z tn $</dd> |
| <dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../../org/apache/commons/math3/ode/sampling/StepHandler.html" title="interface in org.apache.commons.math3.ode.sampling"><code>StepHandler</code></a></dd></dl> |
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| <td class="colFirst"><code>static <a href="../../../../../../org/apache/commons/math3/ode/sampling/DummyStepHandler.html" title="class in org.apache.commons.math3.ode.sampling">DummyStepHandler</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/ode/sampling/DummyStepHandler.html#getInstance()">getInstance</a></strong>()</code> |
| <div class="block">Get the only instance.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/ode/sampling/DummyStepHandler.html#handleStep(org.apache.commons.math3.ode.sampling.StepInterpolator, boolean)">handleStep</a></strong>(<a href="../../../../../../org/apache/commons/math3/ode/sampling/StepInterpolator.html" title="interface in org.apache.commons.math3.ode.sampling">StepInterpolator</a> interpolator, |
| boolean isLast)</code> |
| <div class="block">Handle the last accepted step.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/ode/sampling/DummyStepHandler.html#init(double, double[], double)">init</a></strong>(double t0, |
| double[] y0, |
| double t)</code> |
| <div class="block">Initialize step handler at the start of an ODE integration.</div> |
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| <h4>getInstance</h4> |
| <pre>public static <a href="../../../../../../org/apache/commons/math3/ode/sampling/DummyStepHandler.html" title="class in org.apache.commons.math3.ode.sampling">DummyStepHandler</a> getInstance()</pre> |
| <div class="block">Get the only instance.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the only instance</dd></dl> |
| </li> |
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| <a name="init(double, double[], double)"> |
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| <h4>init</h4> |
| <pre>public void init(double t0, |
| double[] y0, |
| double t)</pre> |
| <div class="block">Initialize step handler at the start of an ODE integration. |
| <p> |
| This method is called once at the start of the integration. It |
| may be used by the step handler to initialize some internal data |
| if needed. |
| </p></div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/ode/sampling/StepHandler.html#init(double, double[], double)">init</a></code> in interface <code><a href="../../../../../../org/apache/commons/math3/ode/sampling/StepHandler.html" title="interface in org.apache.commons.math3.ode.sampling">StepHandler</a></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>t0</code> - start value of the independent <i>time</i> variable</dd><dd><code>y0</code> - array containing the start value of the state vector</dd><dd><code>t</code> - target time for the integration</dd></dl> |
| </li> |
| </ul> |
| <a name="handleStep(org.apache.commons.math3.ode.sampling.StepInterpolator, boolean)"> |
| <!-- --> |
| </a> |
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| <h4>handleStep</h4> |
| <pre>public void handleStep(<a href="../../../../../../org/apache/commons/math3/ode/sampling/StepInterpolator.html" title="interface in org.apache.commons.math3.ode.sampling">StepInterpolator</a> interpolator, |
| boolean isLast)</pre> |
| <div class="block">Handle the last accepted step. |
| This method does nothing in this class.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/ode/sampling/StepHandler.html#handleStep(org.apache.commons.math3.ode.sampling.StepInterpolator, boolean)">handleStep</a></code> in interface <code><a href="../../../../../../org/apache/commons/math3/ode/sampling/StepHandler.html" title="interface in org.apache.commons.math3.ode.sampling">StepHandler</a></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>interpolator</code> - interpolator for the last accepted step. For |
| efficiency purposes, the various integrators reuse the same |
| object on each call, so if the instance wants to keep it across |
| all calls (for example to provide at the end of the integration a |
| continuous model valid throughout the integration range), it |
| should build a local copy using the clone method and store this |
| copy.</dd><dd><code>isLast</code> - true if the step is the last one</dd></dl> |
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