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Rhino is an open-source implementation of JavaScript written entirely in Java. It is typically embedded into Java applications to provide scripting to end users.
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/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

// API class

package org.mozilla.javascript;

/**
 * The class of exceptions raised by the engine as described in ECMA edition 3. See section 15.11.6
 * in particular.
 */
public class EcmaError extends RhinoException {
    private static final long serialVersionUID = -6261226256957286699L;

    private String errorName;
    private String errorMessage;

    /**
     * Create an exception with the specified detail message.
     *
     * Errors internal to the JavaScript engine will simply throw a RuntimeException.
     *
     * @param sourceName the name of the source responsible for the error
     * @param lineNumber the line number of the source
     * @param columnNumber the columnNumber of the source (may be zero if unknown)
     * @param lineSource the source of the line containing the error (may be null if unknown)
     */
    EcmaError(
            String errorName,
            String errorMessage,
            String sourceName,
            int lineNumber,
            String lineSource,
            int columnNumber) {
        recordErrorOrigin(sourceName, lineNumber, lineSource, columnNumber);
        this.errorName = errorName;
        this.errorMessage = errorMessage;
    }

    /**
     * @deprecated EcmaError error instances should not be constructed explicitly since they are
     *     generated by the engine.
     */
    @Deprecated
    public EcmaError(
            Scriptable nativeError,
            String sourceName,
            int lineNumber,
            int columnNumber,
            String lineSource) {
        this(
                "InternalError",
                ScriptRuntime.toString(nativeError),
                sourceName,
                lineNumber,
                lineSource,
                columnNumber);
    }

    @Override
    public String details() {
        return errorName + ": " + errorMessage;
    }

    /**
     * Gets the name of the error.
     *
     * 
ECMA edition 3 defines the following errors: EvalError, RangeError, ReferenceError,
     * SyntaxError, TypeError, and URIError. Additional error names may be added in the future.
     *
     * 
See ECMA edition 3, 15.11.7.9.
     *
     * @return the name of the error.
     */
    public String getName() {
        return errorName;
    }

    /**
     * Gets the message corresponding to the error.
     *
     * See ECMA edition 3, 15.11.7.10.
     *
     * @return an implementation-defined string describing the error.
     */
    public String getErrorMessage() {
        return errorMessage;
    }

    /** @deprecated Use {@link RhinoException#sourceName()} from the super class. */
    @Deprecated
    public String getSourceName() {
        return sourceName();
    }

    /** @deprecated Use {@link RhinoException#lineNumber()} from the super class. */
    @Deprecated
    public int getLineNumber() {
        return lineNumber();
    }

    /** @deprecated Use {@link RhinoException#columnNumber()} from the super class. */
    @Deprecated
    public int getColumnNumber() {
        return columnNumber();
    }

    /** @deprecated Use {@link RhinoException#lineSource()} from the super class. */
    @Deprecated
    public String getLineSource() {
        return lineSource();
    }

    /** @deprecated Always returns null. */
    @Deprecated
    public Scriptable getErrorObject() {
        return null;
    }
}