StreamSqlException.java

package org.yamcs.yarch.streamsql;

import org.yamcs.yarch.streamsql.StreamSqlException;

public class StreamSqlException extends Exception {
//	public StreamSqlException(String string) {
//		super(string);
//	}
    public enum ErrCode {ERROR, RESOURCE_EXISTS, NOT_A_STREAM, NONE_SPECIFIED, INCOMPATIBLE, NOT_IMPLEMENTED, 
        COLUMN_NOT_FOUND, AGGREGATE_IN_AGGREGATE, COMPILE_ERROR, NOT_SUPPORTED, RESOURCE_NOT_FOUND, AGGREGATE_WITHOUT_WINDOW,
        INVALID_HISTOGRAM_COLUMN};
	
	public StreamSqlException(ErrCode code, String string) {
		super(code + " " + string);
	}
}

class StreamAlreadyExistsException extends StreamSqlException {
	public StreamAlreadyExistsException(String name) {
		super(ErrCode.RESOURCE_EXISTS, "There is already a table or stream with the name '"+name+"'");
	}
}

class NotAStreamException extends StreamSqlException {
	public NotAStreamException(String name) {
		super(ErrCode.NOT_A_STREAM, "'"+name+"' is not an input or output stream");
	}
}

class NoneSpecifiedException extends StreamSqlException {
	public NoneSpecifiedException() {
		super(ErrCode.NONE_SPECIFIED, "None of the objectname or stream expression specified");
	}
}

class IncompatibilityException extends StreamSqlException {
	public IncompatibilityException(String reason) {
		super(ErrCode.INCOMPATIBLE, "Incompatibility detected because: " + reason);
	}
}

class NotImplementedException extends StreamSqlException {
	public NotImplementedException(String item) {
		super(ErrCode.NOT_IMPLEMENTED, item);
	}
}