public final void assignmentOperator()

in drools-drl/drools-drl-parser/src/main/java/org/drools/drl/parser/lang/DRL5Expressions.java [5744:5925]
162 lines of code
51 McCabe index (conditional complexity)

	public final void assignmentOperator() throws RecognitionException {
		try {
			// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:685:5: ( EQUALS_ASSIGN | PLUS_ASSIGN | MINUS_ASSIGN | MULT_ASSIGN | DIV_ASSIGN | AND_ASSIGN | OR_ASSIGN | XOR_ASSIGN | MOD_ASSIGN | LESS LESS EQUALS_ASSIGN | ( GREATER GREATER GREATER )=> GREATER GREATER GREATER EQUALS_ASSIGN | ( GREATER GREATER )=> GREATER GREATER EQUALS_ASSIGN )
			int alt89=12;
			switch ( input.LA(1) ) {
			case EQUALS_ASSIGN:
				{
				alt89=1;
				}
				break;
			case PLUS_ASSIGN:
				{
				alt89=2;
				}
				break;
			case MINUS_ASSIGN:
				{
				alt89=3;
				}
				break;
			case MULT_ASSIGN:
				{
				alt89=4;
				}
				break;
			case DIV_ASSIGN:
				{
				alt89=5;
				}
				break;
			case AND_ASSIGN:
				{
				alt89=6;
				}
				break;
			case OR_ASSIGN:
				{
				alt89=7;
				}
				break;
			case XOR_ASSIGN:
				{
				alt89=8;
				}
				break;
			case MOD_ASSIGN:
				{
				alt89=9;
				}
				break;
			case LESS:
				{
				alt89=10;
				}
				break;
			case GREATER:
				{
				int LA89_11 = input.LA(2);
				if ( (LA89_11==GREATER) ) {
					int LA89_12 = input.LA(3);
					if ( (LA89_12==GREATER) && (synpred42_DRL5Expressions())) {
						alt89=11;
					}
					else if ( (LA89_12==EQUALS_ASSIGN) && (synpred43_DRL5Expressions())) {
						alt89=12;
					}

				}

				else {
					if (state.backtracking>0) {state.failed=true; return;}
					int nvaeMark = input.mark();
					try {
						input.consume();
						NoViableAltException nvae =
							new NoViableAltException("", 89, 11, input);
						throw nvae;
					} finally {
						input.rewind(nvaeMark);
					}
				}

				}
				break;
			default:
				if (state.backtracking>0) {state.failed=true; return;}
				NoViableAltException nvae =
					new NoViableAltException("", 89, 0, input);
				throw nvae;
			}
			switch (alt89) {
				case 1 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:685:9: EQUALS_ASSIGN
					{
					match(input,EQUALS_ASSIGN,FOLLOW_EQUALS_ASSIGN_in_assignmentOperator4158); if (state.failed) return;
					}
					break;
				case 2 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:686:7: PLUS_ASSIGN
					{
					match(input,PLUS_ASSIGN,FOLLOW_PLUS_ASSIGN_in_assignmentOperator4166); if (state.failed) return;
					}
					break;
				case 3 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:687:7: MINUS_ASSIGN
					{
					match(input,MINUS_ASSIGN,FOLLOW_MINUS_ASSIGN_in_assignmentOperator4174); if (state.failed) return;
					}
					break;
				case 4 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:688:7: MULT_ASSIGN
					{
					match(input,MULT_ASSIGN,FOLLOW_MULT_ASSIGN_in_assignmentOperator4182); if (state.failed) return;
					}
					break;
				case 5 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:689:7: DIV_ASSIGN
					{
					match(input,DIV_ASSIGN,FOLLOW_DIV_ASSIGN_in_assignmentOperator4190); if (state.failed) return;
					}
					break;
				case 6 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:690:7: AND_ASSIGN
					{
					match(input,AND_ASSIGN,FOLLOW_AND_ASSIGN_in_assignmentOperator4198); if (state.failed) return;
					}
					break;
				case 7 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:691:7: OR_ASSIGN
					{
					match(input,OR_ASSIGN,FOLLOW_OR_ASSIGN_in_assignmentOperator4206); if (state.failed) return;
					}
					break;
				case 8 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:692:7: XOR_ASSIGN
					{
					match(input,XOR_ASSIGN,FOLLOW_XOR_ASSIGN_in_assignmentOperator4214); if (state.failed) return;
					}
					break;
				case 9 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:693:7: MOD_ASSIGN
					{
					match(input,MOD_ASSIGN,FOLLOW_MOD_ASSIGN_in_assignmentOperator4222); if (state.failed) return;
					}
					break;
				case 10 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:694:7: LESS LESS EQUALS_ASSIGN
					{
					match(input,LESS,FOLLOW_LESS_in_assignmentOperator4230); if (state.failed) return;
					match(input,LESS,FOLLOW_LESS_in_assignmentOperator4232); if (state.failed) return;
					match(input,EQUALS_ASSIGN,FOLLOW_EQUALS_ASSIGN_in_assignmentOperator4234); if (state.failed) return;
					}
					break;
				case 11 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:695:7: ( GREATER GREATER GREATER )=> GREATER GREATER GREATER EQUALS_ASSIGN
					{
					match(input,GREATER,FOLLOW_GREATER_in_assignmentOperator4251); if (state.failed) return;
					match(input,GREATER,FOLLOW_GREATER_in_assignmentOperator4253); if (state.failed) return;
					match(input,GREATER,FOLLOW_GREATER_in_assignmentOperator4255); if (state.failed) return;
					match(input,EQUALS_ASSIGN,FOLLOW_EQUALS_ASSIGN_in_assignmentOperator4257); if (state.failed) return;
					}
					break;
				case 12 :
					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:696:7: ( GREATER GREATER )=> GREATER GREATER EQUALS_ASSIGN
					{
					match(input,GREATER,FOLLOW_GREATER_in_assignmentOperator4272); if (state.failed) return;
					match(input,GREATER,FOLLOW_GREATER_in_assignmentOperator4274); if (state.failed) return;
					match(input,EQUALS_ASSIGN,FOLLOW_EQUALS_ASSIGN_in_assignmentOperator4276); if (state.failed) return;
					}
					break;

			}
		}

		catch (RecognitionException re) {
		    throw re;
		}

		finally {
			// do for sure before leaving
		}
	}