/*
* Copyright 2012, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
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* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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package org.jf.dexlib2.dexbacked.util;
import com.google.common.collect.ImmutableSet;
import org.jf.dexlib2.base.BaseMethodParameter;
import org.jf.dexlib2.iface.Annotation;
import org.jf.dexlib2.iface.MethodParameter;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
public class ParameterIterator implements Iterator<MethodParameter> {
private final Iterator<? extends CharSequence> parameterTypes;
private final Iterator<? extends Set<? extends Annotation>> parameterAnnotations;
private final Iterator<String> parameterNames;
public ParameterIterator(@Nonnull List<? extends CharSequence> parameterTypes,
@Nonnull List<? extends Set<? extends Annotation>> parameterAnnotations,
@Nonnull Iterator<String> parameterNames) {
this.parameterTypes = parameterTypes.iterator();
this.parameterAnnotations = parameterAnnotations.iterator();
this.parameterNames = parameterNames;
}
@Override public boolean hasNext() {
return parameterTypes.hasNext();
}
@Override public MethodParameter next() {
@Nonnull final String type = parameterTypes.next().toString();
@Nonnull final Set<? extends Annotation> annotations;
@Nullable final String name;
if (parameterAnnotations.hasNext()) {
annotations = parameterAnnotations.next();
} else {
annotations = ImmutableSet.of();
}
if (parameterNames.hasNext()) {
name = parameterNames.next();
} else {
name = null;
}
return new BaseMethodParameter() {
@Nonnull @Override public Set<? extends Annotation> getAnnotations() { return annotations; }
@Nullable @Override public String getName() { return name; }
@Nonnull @Override public String getType() { return type; }
};
}
@Override public void remove() {
throw new UnsupportedOperationException();
}
}