hu.icellmobilsoft.roaster.api.reflect.Setter Maven / Gradle / Ivy
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* #%L
* Coffee
* %%
* Copyright (C) 2020 i-Cell Mobilsoft Zrt.
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
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*/
package hu.icellmobilsoft.roaster.api.reflect;
import java.lang.reflect.Field;
import java.text.MessageFormat;
import hu.icellmobilsoft.roaster.api.Any;
import hu.icellmobilsoft.roaster.api.Condition;
import hu.icellmobilsoft.roaster.api.TestException;
/**
* Class to set private field values from outside of the class.
*
*/
public class Setter {
/**
* Set boolean field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final boolean value) {
setValue(entity, field, field::setBoolean, value);
}
/**
* Set boolean array field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the array value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final boolean[] value) {
setValue(entity, field, field::set, value);
}
/**
* Set byte field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final byte value) {
setValue(entity, field, field::setByte, value);
}
/**
* Set byte array field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the array value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final byte[] value) {
setValue(entity, field, field::set, value);
}
/**
* Set long field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final long value) {
setValue(entity, field, field::setLong, value);
}
/**
* Set long array field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the array value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final long[] value) {
setValue(entity, field, field::set, value);
}
/**
* Set int field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final int value) {
setValue(entity, field, field::setInt, value);
}
/**
* Set int array field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the array value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final int[] value) {
setValue(entity, field, field::set, value);
}
/**
* Set short field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final short value) {
setValue(entity, field, field::setShort, value);
}
/**
* Set short array field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the array value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final short[] value) {
setValue(entity, field, field::set, value);
}
/**
* Set float field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final float value) {
setValue(entity, field, field::setFloat, value);
}
/**
* Set float array field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the array value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final float[] value) {
setValue(entity, field, field::set, value);
}
/**
* Set double field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final double value) {
setValue(entity, field, field::setDouble, value);
}
/**
* Set double array field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the array value to set the field
* @param
* the type of the entity
*/
public static void setValue(final E entity, final Field field, final double[] value) {
setValue(entity, field, field::set, value);
}
/**
* Set generic field value.
*
* @param entity
* the entity object
* @param field
* the current field
* @param value
* the value to set the field
* @param
* the type of the entity
* @param
* the type of the value
*/
public static void setValue(final E entity, final Field field, final V value) {
setValue(entity, field, field::set, value);
}
/**
* @param entity
* the entity object
* @param field
* the current field
* @param setter
* the method that set the value of the field through the entity
* @param value
* the value to set the field
* @param
* the type of the entity
* @param
* the value type
*/
public static void setValue(final E entity, final Field field, FieldBiConsumer setter, V value) {
field.setAccessible(true);
try {
setter.accept(entity, value);
} catch (IllegalAccessException e) {
Condition.shouldNeverThrown("Field should be accessible.", e);
}
field.setAccessible(false);
}
/**
* Set the fields with primitive type.
*
* @param entity
* the entity object
* @param field
* the current field
* @param
* the type of the entity
*/
public static void setPrimitiveValue(final T entity, final Field field) {
Class fieldType = field.getType();
if (fieldType.isAssignableFrom(Boolean.TYPE)) {
Setter.setValue(entity, field, Any.bool());
} else if (fieldType.isAssignableFrom(Byte.TYPE)) {
Setter.setValue(entity, field, Any.aByte());
} else if (fieldType.isAssignableFrom(Short.TYPE)) {
Setter.setValue(entity, field, Any.aShort());
} else if (fieldType.isAssignableFrom(Integer.TYPE)) {
Setter.setValue(entity, field, Any.anInt());
} else if (fieldType.isAssignableFrom(Long.TYPE)) {
Setter.setValue(entity, field, Any.aLong());
} else if (fieldType.isAssignableFrom(Float.TYPE)) {
Setter.setValue(entity, field, Any.aFloat());
} else if (fieldType.isAssignableFrom(Double.TYPE)) {
Setter.setValue(entity, field, Any.aDouble());
} else {
throw new TestException(MessageFormat.format("Unknown primitive type: [{0}].", fieldType.getSimpleName()));
}
}
/**
* Special consumer to use the methods of the {@code Field} class
*
* @param
* the type of the entity
* @param
* the type of the value
*/
@FunctionalInterface
private interface FieldBiConsumer {
void accept(E entity, V value) throws IllegalAccessException;
}
}
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