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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package org.jetbrains.protocolReader;
import org.jetbrains.annotations.Nullable;
/**
* A parser that accepts value of JSON field and outputs value in another form (e.g. string
* is converted to enum constant) to serve field getters in JsonType interfaces.
*/
abstract class ValueReader {
private final boolean nullable;
protected ValueReader(boolean nullable) {
this.nullable = nullable;
}
public ObjectValueReader asJsonTypeParser() {
return null;
}
abstract void appendFinishedValueTypeName(TextOutput out);
void appendInternalValueTypeName(FileScope scope, TextOutput out) {
appendFinishedValueTypeName(out);
}
abstract void writeReadCode(ClassScope methodScope, boolean subtyping, String fieldName, TextOutput out);
public boolean isNullable() {
return nullable;
}
abstract void writeArrayReadCode(ClassScope scope, boolean subtyping, boolean nullable, String fieldName, TextOutput out);
protected void beginReadCall(String readPostfix, boolean subtyping, TextOutput out, @Nullable String fieldName) {
out.append("read");
if (isNullable()) {
out.append("Nullable");
}
out.append(readPostfix).append('(');
addReaderParameter(subtyping, out);
if (!isNullable()) {
out.comma();
if (subtyping) {
out.append("null");
}
else if (fieldName == null) {
out.append("name");
}
else {
out.quoute(fieldName);
}
}
}
protected static void addReaderParameter(boolean subtyping, TextOutput out) {
out.append(subtyping ? Util.PENDING_INPUT_READER_NAME : Util.READER_NAME);
}
public boolean isThrowsIOException() {
return false;
}
}
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