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Java SDK for Picovoice's Leopard Speech-to-Text engine

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/*
    Copyright 2022-2023 Picovoice Inc.

    You may not use this file except in compliance with the license. A copy of the license is
    located in the "LICENSE" file accompanying this source.

    Unless required by applicable law or agreed to in writing, software distributed under the
    License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
    express or implied. See the License for the specific language governing permissions and
    limitations under the License.
*/

package ai.picovoice.leopard;

public class LeopardException extends Exception {
    private final String message;
    private final String[] messageStack;

    public LeopardException(Throwable cause) {
        super(cause);
        this.message = cause.getMessage();
        this.messageStack = null;
    }

    public LeopardException(String message) {
        super(message);
        this.message = message;
        this.messageStack = null;
    }

    public LeopardException(String message, String[] messageStack) {
        super(message);
        this.message = message;
        this.messageStack = messageStack;
    }

    public String[] getMessageStack() {
        return this.messageStack;
    }

    @Override
    public String getMessage() {
        StringBuilder sb = new StringBuilder(message);
        if (messageStack != null) {
            if (messageStack.length > 0) {
                sb.append(":");
                for (int i = 0; i < messageStack.length; i++) {
                    sb.append(String.format("\n  [%d] %s", i, messageStack[i]));
                }
            }
        }
        return sb.toString();
    }
}