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136 changes: 136 additions & 0 deletions
136
...rity.dsl/src/de/gebit/integrity/parameter/conversion/conversions/java/other/MapToMap.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2016 Rene Schneider, GEBIT Solutions GmbH and others. | ||
| * All rights reserved. This program and the accompanying materials | ||
| * are made available under the terms of the Eclipse Public License v1.0 | ||
| * which accompanies this distribution, and is available at | ||
| * http://www.eclipse.org/legal/epl-v10.html | ||
| *******************************************************************************/ | ||
| package de.gebit.integrity.parameter.conversion.conversions.java.other; | ||
|
|
||
| import java.util.Map; | ||
| import java.util.Map.Entry; | ||
|
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| import de.gebit.integrity.operations.UnexecutableException; | ||
| import de.gebit.integrity.parameter.conversion.Conversion; | ||
| import de.gebit.integrity.parameter.conversion.ConversionContext; | ||
| import de.gebit.integrity.parameter.conversion.ConversionFailedException; | ||
| import de.gebit.integrity.utils.ParameterUtil.UnresolvableVariableException; | ||
|
|
||
| /** | ||
| * A default Integrity conversion. | ||
| * | ||
| * | ||
| * @author Rene Schneider - initial API and implementation | ||
| * | ||
| */ | ||
| @SuppressWarnings("rawtypes") | ||
| @de.gebit.integrity.parameter.conversion.Conversion.Priority(Integer.MIN_VALUE) | ||
| public class MapToMap extends Conversion<Map, Map> { | ||
|
|
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| @SuppressWarnings("unchecked") | ||
| @Override | ||
| public Map convert(Map aSource, Class<? extends Map> aTargetType, ConversionContext aConversionContext) | ||
| throws ConversionFailedException { | ||
|
|
||
| try { | ||
| Map tempTargetInstance = aTargetType.newInstance(); | ||
|
|
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| Class<?> tempTargetValueType = null; | ||
| if (aTargetType.getTypeParameters().length >= 2) { | ||
| tempTargetValueType = aTargetType.getTypeParameters()[1].getGenericDeclaration().getComponentType(); | ||
| } | ||
|
|
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| for (Entry<?, ?> tempEntry : ((Map<?, ?>) aSource).entrySet()) { | ||
| // // find setter | ||
| // Method tempWriteMethod = new PropertyDescriptor(tempEntry.getKey(), aTargetType).getWriteMethod(); | ||
| // if (tempWriteMethod == null || tempWriteMethod.getParameterTypes().length != 1) { | ||
| // throw new ConversionFailedException(aSource.getClass(), aTargetType, | ||
| // "No accessible standards-compliant setter found for '" + tempEntry.getKey() + "'"); | ||
| // } | ||
| // | ||
| // aTargetType.getp | ||
| // Class<?> tempTargetType = tempWriteMethod.getParameterTypes()[0]; | ||
| // Class<?> tempParameterizedType = null; | ||
| // | ||
| // // See whether we can find a generic type parameter for the given target class | ||
| // Class<?> tempClassInFocus = aTargetType; | ||
| // while (tempClassInFocus != null) { | ||
| // try { | ||
| // Field tempField = tempClassInFocus.getDeclaredField(tempEntry.getKey()); | ||
| // Type tempGenericType = tempField.getGenericType(); | ||
| // if (tempGenericType instanceof ParameterizedType) { | ||
| // Type tempInnerType = ((ParameterizedType) tempGenericType).getActualTypeArguments()[0]; | ||
| // if (tempInnerType instanceof WildcardType) { | ||
| // if (((WildcardType) tempInnerType).getUpperBounds() == null) { | ||
| // tempParameterizedType = null; | ||
| // } else { | ||
| // Type tempUpperBound = ((WildcardType) tempInnerType).getUpperBounds()[0]; | ||
| // if (tempUpperBound instanceof ParameterizedType) { | ||
| // tempParameterizedType = (Class<?>) ((ParameterizedType) tempUpperBound) | ||
| // .getRawType(); | ||
| // } else { | ||
| // tempParameterizedType = (Class<?>) tempUpperBound; | ||
| // } | ||
| // } | ||
| // // lower bounds not currently supported! | ||
| // | ||
| // } else { | ||
| // if (tempInnerType instanceof ParameterizedType) { | ||
| // tempParameterizedType = (Class<?>) ((ParameterizedType) tempInnerType).getRawType(); | ||
| // } else { | ||
| // tempParameterizedType = (Class<?>) tempInnerType; | ||
| // } | ||
| // } | ||
| // } | ||
| // break; | ||
| // } catch (SecurityException exc) { | ||
| // // don't care, just continue | ||
| // } catch (NoSuchFieldException exc) { | ||
| // // don't care, just continue | ||
| // } | ||
| // tempClassInFocus = tempClassInFocus.getSuperclass(); | ||
| // } | ||
|
|
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| Object tempConvertedValue; | ||
| // if (tempEntry.getValue() instanceof Map) { // map itself | ||
| // // case for only one element within an array type | ||
| // Class<?> tempOriginalClass = tempWriteMethod.getParameterTypes()[0]; | ||
| // Class<?> tempClass = tempOriginalClass; | ||
| // if (tempOriginalClass.isArray()) { | ||
| // tempClass = tempClass.getComponentType(); | ||
| // } | ||
| // | ||
| // tempConvertedValue = convert(((Map) tempEntry.getValue()), tempClass, aConversionContext); | ||
| // | ||
| // if (tempOriginalClass.isArray()) { | ||
| // Object tempCopy = tempConvertedValue; | ||
| // tempConvertedValue = Array.newInstance(tempClass, 1); | ||
| // Array.set(tempConvertedValue, 0, tempCopy); | ||
| // } | ||
| // } else { // value | ||
| tempConvertedValue = convertValueRecursive(tempTargetValueType, null, tempEntry.getValue(), | ||
| aConversionContext); | ||
| // } | ||
| tempTargetInstance.put(tempEntry.getKey(), tempConvertedValue); | ||
| } | ||
| return tempTargetInstance; | ||
| } catch ( | ||
|
|
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| InstantiationException exc) { | ||
| throw new ConversionFailedException(aSource.getClass(), aTargetType, null, exc); | ||
| } catch (IllegalAccessException exc) { | ||
| throw new ConversionFailedException(aSource.getClass(), aTargetType, null, exc); | ||
| } catch (UnresolvableVariableException exc) { | ||
| throw new ConversionFailedException(aSource.getClass(), aTargetType, null, exc); | ||
| } catch (ClassNotFoundException exc) { | ||
| throw new ConversionFailedException(aSource.getClass(), aTargetType, null, exc); | ||
| } catch (UnexecutableException exc) { | ||
| throw new ConversionFailedException(aSource.getClass(), aTargetType, null, exc); | ||
| } catch (IllegalArgumentException exc) { | ||
| throw new ConversionFailedException(aSource.getClass(), aTargetType, null, exc); | ||
| } catch (SecurityException exc) { | ||
| throw new ConversionFailedException(aSource.getClass(), aTargetType, null, exc); | ||
| } | ||
| } | ||
|
|
||
| } |
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