Mercurial > hg > de.mpg.mpiwg.itgroup.digilib.plugin
diff libs/commons-math-2.1/docs/apidocs/src-html/org/apache/commons/math/ode/sampling/FixedStepHandler.html @ 13:cbf34dd4d7e6
commons-math-2.1 added
author | dwinter |
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date | Tue, 04 Jan 2011 10:02:07 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libs/commons-math-2.1/docs/apidocs/src-html/org/apache/commons/math/ode/sampling/FixedStepHandler.html Tue Jan 04 10:02:07 2011 +0100 @@ -0,0 +1,128 @@ +<HTML> +<BODY BGCOLOR="white"> +<PRE> +<FONT color="green">001</FONT> /*<a name="line.1"></a> +<FONT color="green">002</FONT> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a> +<FONT color="green">003</FONT> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a> +<FONT color="green">004</FONT> * this work for additional information regarding copyright ownership.<a name="line.4"></a> +<FONT color="green">005</FONT> * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.5"></a> +<FONT color="green">006</FONT> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a> +<FONT color="green">007</FONT> * the License. You may obtain a copy of the License at<a name="line.7"></a> +<FONT color="green">008</FONT> *<a name="line.8"></a> +<FONT color="green">009</FONT> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a> +<FONT color="green">010</FONT> *<a name="line.10"></a> +<FONT color="green">011</FONT> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a> +<FONT color="green">012</FONT> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a> +<FONT color="green">013</FONT> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a> +<FONT color="green">014</FONT> * See the License for the specific language governing permissions and<a name="line.14"></a> +<FONT color="green">015</FONT> * limitations under the License.<a name="line.15"></a> +<FONT color="green">016</FONT> */<a name="line.16"></a> +<FONT color="green">017</FONT> <a name="line.17"></a> +<FONT color="green">018</FONT> package org.apache.commons.math.ode.sampling;<a name="line.18"></a> +<FONT color="green">019</FONT> <a name="line.19"></a> +<FONT color="green">020</FONT> import org.apache.commons.math.ode.DerivativeException;<a name="line.20"></a> +<FONT color="green">021</FONT> <a name="line.21"></a> +<FONT color="green">022</FONT> /**<a name="line.22"></a> +<FONT color="green">023</FONT> * This interface represents a handler that should be called after<a name="line.23"></a> +<FONT color="green">024</FONT> * each successful fixed step.<a name="line.24"></a> +<FONT color="green">025</FONT> <a name="line.25"></a> +<FONT color="green">026</FONT> * <p>This interface should be implemented by anyone who is interested<a name="line.26"></a> +<FONT color="green">027</FONT> * in getting the solution of an ordinary differential equation at<a name="line.27"></a> +<FONT color="green">028</FONT> * fixed time steps. Objects implementing this interface should be<a name="line.28"></a> +<FONT color="green">029</FONT> * wrapped within an instance of {@link StepNormalizer} that itself<a name="line.29"></a> +<FONT color="green">030</FONT> * is used as the general {@link StepHandler} by the integrator. The<a name="line.30"></a> +<FONT color="green">031</FONT> * {@link StepNormalizer} object is called according to the integrator<a name="line.31"></a> +<FONT color="green">032</FONT> * internal algorithms and it calls objects implementing this<a name="line.32"></a> +<FONT color="green">033</FONT> * interface as necessary at fixed time steps.</p><a name="line.33"></a> +<FONT color="green">034</FONT> *<a name="line.34"></a> +<FONT color="green">035</FONT> * @see StepHandler<a name="line.35"></a> +<FONT color="green">036</FONT> * @see StepNormalizer<a name="line.36"></a> +<FONT color="green">037</FONT> * @version $Revision: 811786 $ $Date: 2009-09-06 05:36:08 -0400 (Sun, 06 Sep 2009) $<a name="line.37"></a> +<FONT color="green">038</FONT> * @since 1.2<a name="line.38"></a> +<FONT color="green">039</FONT> */<a name="line.39"></a> +<FONT color="green">040</FONT> <a name="line.40"></a> +<FONT color="green">041</FONT> public interface FixedStepHandler {<a name="line.41"></a> +<FONT color="green">042</FONT> <a name="line.42"></a> +<FONT color="green">043</FONT> /**<a name="line.43"></a> +<FONT color="green">044</FONT> * Handle the last accepted step<a name="line.44"></a> +<FONT color="green">045</FONT> * @param t time of the current step<a name="line.45"></a> +<FONT color="green">046</FONT> * @param y state vector at t. For efficiency purposes, the {@link<a name="line.46"></a> +<FONT color="green">047</FONT> * StepNormalizer} class reuses the same array on each call, so if<a name="line.47"></a> +<FONT color="green">048</FONT> * the instance wants to keep it across all calls (for example to<a name="line.48"></a> +<FONT color="green">049</FONT> * provide at the end of the integration a complete array of all<a name="line.49"></a> +<FONT color="green">050</FONT> * steps), it should build a local copy store this copy.<a name="line.50"></a> +<FONT color="green">051</FONT> * @param yDot derivatives of the state vector state vector at t.<a name="line.51"></a> +<FONT color="green">052</FONT> * For efficiency purposes, the {@link StepNormalizer} class reuses<a name="line.52"></a> +<FONT color="green">053</FONT> * the same array on each call, so if<a name="line.53"></a> +<FONT color="green">054</FONT> * the instance wants to keep it across all calls (for example to<a name="line.54"></a> +<FONT color="green">055</FONT> * provide at the end of the integration a complete array of all<a name="line.55"></a> +<FONT color="green">056</FONT> * steps), it should build a local copy store this copy.<a name="line.56"></a> +<FONT color="green">057</FONT> * @param isLast true if the step is the last one<a name="line.57"></a> +<FONT color="green">058</FONT> * @throws DerivativeException if some error condition is encountered<a name="line.58"></a> +<FONT color="green">059</FONT> */<a name="line.59"></a> +<FONT color="green">060</FONT> void handleStep(double t, double[] y, double[] yDot, boolean isLast) throws DerivativeException;<a name="line.60"></a> +<FONT color="green">061</FONT> <a name="line.61"></a> +<FONT color="green">062</FONT> }<a name="line.62"></a> + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +</PRE> +</BODY> +</HTML>