/*
* Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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*/
package com.oracle.truffle.tools.chromeinspector.types;
import com.oracle.truffle.tools.utils.json.JSONObject;
public final class CallArgument {
private static final String POSITIVE_INFINITY_STR = Double.toString(Double.POSITIVE_INFINITY);
private static final String NEGATIVE_INFINITY_STR = Double.toString(Double.NEGATIVE_INFINITY);
private static final String NAN_STR = Double.toString(Double.NaN);
private static final Double NEGATIVE_ZERO = Double.valueOf("-0");
private final Object value;
private final String objectId;
private final boolean undefined;
private CallArgument(Object value, String objectId, boolean undefined) {
this.value = value;
this.objectId = objectId;
this.undefined = undefined;
}
public static CallArgument get(JSONObject json) {
Object value = json.opt("unserializableValue");
if (value != null) {
if (POSITIVE_INFINITY_STR.equals(value)) {
value = Double.POSITIVE_INFINITY;
} else if (NEGATIVE_INFINITY_STR.equals(value)) {
value = Double.NEGATIVE_INFINITY;
} else if (NAN_STR.equals(value)) {
value = Double.NaN;
} else if ("-0".equals(value) || "-0.0".equals(value)) {
value = NEGATIVE_ZERO;
}
} else {
value = json.opt("value");
if (value == JSONObject.NULL) {
value = null;
}
}
String objectId = json.optString("objectId", null);
return new CallArgument(value, objectId, json.length() == 0);
}
A primitive value, or null
. /** A primitive value, or <code>null</code>. */
public Object getPrimitiveValue() {
return value;
}
An object ID, or null
. /** An object ID, or <code>null</code>. */
public String getObjectId() {
return objectId;
}
Whether is represents an undefined value. /** Whether is represents an undefined value. */
public boolean isUndefined() {
return undefined;
}
}