79 lines
3.1 KiB
Java
79 lines
3.1 KiB
Java
package androidx.work;
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import androidx.annotation.NonNull;
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import androidx.work.Data;
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import java.lang.reflect.Array;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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public final class ArrayCreatingInputMerger extends InputMerger {
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private Object concatenateArrayAndNonArray(Object obj, Object obj2) {
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int length = Array.getLength(obj);
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Object newInstance = Array.newInstance(obj2.getClass(), length + 1);
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System.arraycopy(obj, 0, newInstance, 0, length);
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Array.set(newInstance, length, obj2);
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return newInstance;
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}
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private Object concatenateArrays(Object obj, Object obj2) {
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int length = Array.getLength(obj);
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int length2 = Array.getLength(obj2);
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Object newInstance = Array.newInstance(obj.getClass().getComponentType(), length + length2);
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System.arraycopy(obj, 0, newInstance, 0, length);
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System.arraycopy(obj2, 0, newInstance, length, length2);
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return newInstance;
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}
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private Object concatenateNonArrays(Object obj, Object obj2) {
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Object newInstance = Array.newInstance(obj.getClass(), 2);
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Array.set(newInstance, 0, obj);
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Array.set(newInstance, 1, obj2);
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return newInstance;
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}
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private Object createArrayFor(Object obj) {
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Object newInstance = Array.newInstance(obj.getClass(), 1);
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Array.set(newInstance, 0, obj);
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return newInstance;
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}
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@Override // androidx.work.InputMerger
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@NonNull
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public Data merge(@NonNull List<Data> list) {
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Data.Builder builder = new Data.Builder();
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HashMap hashMap = new HashMap();
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loop0:
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for (Data data : list) {
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Iterator<Map.Entry<String, Object>> it = data.getKeyValueMap().entrySet().iterator();
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while (true) {
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if (it.hasNext()) {
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Map.Entry<String, Object> next = it.next();
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String key = next.getKey();
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Object value = next.getValue();
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Class<?> cls = value.getClass();
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Object obj = hashMap.get(key);
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if (obj != null) {
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Class<?> cls2 = obj.getClass();
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if (cls2.equals(cls)) {
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value = cls2.isArray() ? concatenateArrays(obj, value) : concatenateNonArrays(obj, value);
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} else if (cls2.isArray() && cls2.getComponentType().equals(cls)) {
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value = concatenateArrayAndNonArray(obj, value);
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} else if (!cls.isArray() || !cls.getComponentType().equals(cls2)) {
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break loop0;
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} else {
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value = concatenateArrayAndNonArray(value, obj);
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}
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} else if (!cls.isArray()) {
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value = createArrayFor(value);
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}
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hashMap.put(key, value);
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}
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}
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throw new IllegalArgumentException();
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}
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builder.putAll(hashMap);
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return builder.build();
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}
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}
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