Remove unused code from services/core/java/com/android/server/integrity/parser

/*

 * Copyright (C) 2020 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * 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 com.android.server.integrity.parser;

import android.annotation.Nullable;

/**

 * A wrapper class to represent an indexing range.

 */

public class RuleIndexRange {

    private int mStartIndex;

    private int mEndIndex;

    /** Constructor with start and end indexes. */

    public RuleIndexRange(int startIndex, int endIndex) {

        this.mStartIndex = startIndex;

        this.mEndIndex = endIndex;

    }

    /** Returns the startIndex. */

    public int getStartIndex() {

        return mStartIndex;

    }

    /** Returns the end index. */

    public int getEndIndex() {

        return mEndIndex;

    }

    @Override

    public boolean equals(@Nullable Object object) {

        return mStartIndex == ((RuleIndexRange) object).getStartIndex()

                && mEndIndex == ((RuleIndexRange) object).getEndIndex();

    }

    @Override

    public String toString() {

        return String.format("Range{%d, %d}", mStartIndex, mEndIndex);

    }

}

/*

 * Copyright (C) 2019 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * 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 com.android.server.integrity.parser;

import android.annotation.NonNull;

/**

 * Thrown when rule parsing fails.

 */

public class RuleParseException extends Exception {

    public RuleParseException(@NonNull String message) {

        super(message);

    }

    public RuleParseException(@NonNull String message, @NonNull Throwable cause) {

        super(message, cause);

    }

}

/*

 * Copyright (C) 2019 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * 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 com.android.server.integrity.parser;

import android.content.integrity.Rule;

import java.util.List;

/** A helper class to parse rules into the {@link Rule} model. */

public interface RuleParser {

    /** Parse rules from bytes. */

    List<Rule> parse(byte[] ruleBytes) throws RuleParseException;

    /** Parse rules from an input stream. */

    List<Rule> parse(RandomAccessObject randomAccessObject, List<RuleIndexRange> ruleIndexRanges)

            throws RuleParseException;

}