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Refactorings

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ngb
2022-07-26 18:14:59 +02:00
parent 5bb2f75193
commit 916a581768
1 changed files with 7 additions and 6 deletions
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13
src/main/java/schule/ngb/zm/anim/Animations.java
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@@ -14,7 +14,7 @@ import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future; import java.util.concurrent.Future;
import java.util.function.*; import java.util.function.*;
@SuppressWarnings( "unchecked" ) @SuppressWarnings( "unused" )
public class Animations { public class Animations {
public static final <T> Future<T> animateProperty( String propName, T target, double to, int runtime, DoubleUnaryOperator easing ) { public static final <T> Future<T> animateProperty( String propName, T target, double to, int runtime, DoubleUnaryOperator easing ) {
@@ -92,27 +92,28 @@ public class Animations {
}); });
} }
private static final <T, R> R callGetter( T target, String propName, Class<R> propType ) throws NoSuchMethodException, InvocationTargetException, IllegalAccessException { @SuppressWarnings( "unchecked" )
private static <T, R> R callGetter( T target, String propName, Class<R> propType ) throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {
String getterName = makeMethodName("get", propName); String getterName = makeMethodName("get", propName);
Method getter = target.getClass().getMethod(getterName); Method getter = target.getClass().getMethod(getterName);
if( getter != null && getter.getReturnType().equals(propType) ) { if( getter.getReturnType().equals(propType) ) {
return (R) getter.invoke(target); return (R) getter.invoke(target);
} else { } else {
throw new NoSuchMethodException(String.format("No getter for property <%s> found.", propName)); throw new NoSuchMethodException(String.format("No getter for property <%s> found.", propName));
} }
} }
private static final <T, R> Method findSetter( T target, String propName, Class<R> propType ) throws NoSuchMethodException { private static <T, R> Method findSetter( T target, String propName, Class<R> propType ) throws NoSuchMethodException {
String setterName = makeMethodName("set", propName); String setterName = makeMethodName("set", propName);
Method setter = target.getClass().getMethod(setterName, propType); Method setter = target.getClass().getMethod(setterName, propType);
if( setter != null && setter.getReturnType().equals(void.class) && setter.getParameterCount() == 1 ) { if( setter.getReturnType().equals(void.class) && setter.getParameterCount() == 1 ) {
return setter; return setter;
} else { } else {
throw new NoSuchMethodException(String.format("No setter for property <%s> found.", propName)); throw new NoSuchMethodException(String.format("No setter for property <%s> found.", propName));
} }
} }
private static final String makeMethodName( String prefix, String propName ) { private static String makeMethodName( String prefix, String propName ) {
String firstChar = propName.substring(0, 1).toUpperCase(); String firstChar = propName.substring(0, 1).toUpperCase();
String tail = ""; String tail = "";
if( propName.length() > 1 ) { if( propName.length() > 1 ) {