Two-Pass-Macro_Processor/Pass1.java at master · Mangeshp214/Two-Pass-Macro_Processor · GitHub

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public class Pass1 extends MacroProcessor{

	private String[] fileContent,lineContent;
	private String currentLine;
	private int mdtp = 0;

	public void start() {

		int i=1;
		fileContent = getFileContent().split("\\r?\\n");
		currentLine = fileContent[0];

		while(!currentLine.equals("END")) {

			lineContent = currentLine.split("\\s+");

			if(lineContent[0].equals("MACRO")) {

				currentLine = fileContent[i++];
				lineContent = currentLine.split("\\s+");
				if(inMnt(lineContent[0])) {
					System.out.println(lineContent[0] + " already exists !!!!, Skipping this MACRO");
					continue;
				}
				updateMnt(lineContent[0],mdtp);
				prepareALA(lineContent);
				updateMdt(this.currentLine);
				mdtp++;
				currentLine = fileContent[i++];

				while(!currentLine.equals("MEND")) {

					String substitutedLine = substitute_index_notation(currentLine);
					updateMdt(substitutedLine);
					mdtp++;
					currentLine = fileContent[i++];

				}

				updateMdt("MEND");
				mdtp++;
				initAla();
				continue;
			}
			currentLine = fileContent[i++];

		}

	}

	private String substitute_index_notation(String currentLine2) {

		lineContent = currentLine.split("\\s+");
		String subsLine = "";
		Boolean isFound = false;
		int alaSize = getAlaSize();
		for(String currentWord : lineContent) {

			if(currentWord.matches(".+,.+")) {

				String[] commaSepr = currentWord.split(",");
				for(String comma : commaSepr) {
					for(int i=0; i<alaSize; i++) {
						if(comma.equals(getArgumentAtIndex(i))) {
							subsLine = subsLine +  i + " ";
							isFound = true;
							break;
						}
					}
				}


			}else {
				for(int i=0; i<alaSize; i++) {
					if(currentWord.equals(getArgumentAtIndex(i))) {
						subsLine = subsLine + i + " ";
						isFound = true;
						break;
					}
				}
				if(!isFound)
				subsLine = subsLine + currentWord + " ";
			}

		}

		return subsLine;
	}

}