2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 ONAP
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.onap.ccsdk.sli.core.sli.provider;
23 import org.onap.ccsdk.sli.core.sli.BreakNodeException;
24 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
25 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
26 import org.onap.ccsdk.sli.core.sli.SvcLogicExpression;
27 import org.onap.ccsdk.sli.core.sli.SvcLogicNode;
28 import org.slf4j.Logger;
29 import org.slf4j.LoggerFactory;
31 public class ForNodeExecutor extends SvcLogicNodeExecutor {
33 private static final Logger LOG = LoggerFactory
34 .getLogger(ForNodeExecutor.class);
37 public SvcLogicNode execute(SvcLogicServiceImpl svc, SvcLogicNode node,
38 SvcLogicContext ctx) throws SvcLogicException {
40 SvcLogicExpression atomicExpr = node.getAttribute("atomic");
41 String atomicStr = SvcLogicExpressionResolver.evaluate(atomicExpr, node, ctx);
42 boolean isAtomic = !("false".equalsIgnoreCase(atomicStr));
44 int numOutcomes = node.getNumOutcomes();
45 String idxVar = SvcLogicExpressionResolver.evaluate(
46 node.getAttribute("index"), node, ctx);
47 String startVal = SvcLogicExpressionResolver.evaluate(
48 node.getAttribute("start"), node, ctx);
49 String endVal = SvcLogicExpressionResolver.evaluate(
50 node.getAttribute("end"), node, ctx);
52 LOG.debug("Executing "+ (isAtomic ? "atomic" : "non-atomic") + " for loop - for (int " + idxVar + " = " + startVal
53 + "; " + idxVar + " < " + endVal + "; " + idxVar + "++)");
59 startIdx = Integer.parseInt(startVal);
60 endIdx = Integer.parseInt(endVal);
61 } catch (NumberFormatException e) {
62 SvcLogicExpression silentFailureExpr = node.getAttribute("silentFailure");
63 String silentFailure = SvcLogicExpressionResolver.evaluate(silentFailureExpr, node, ctx);
64 boolean isSilentFailure = Boolean.parseBoolean(silentFailure);
65 String message = "Invalid index values [" + startVal + "," + endVal + "]";
67 throw new SvcLogicException(message);
69 LOG.debug(message + ". Not exiting because silentFailure was set to true.");
75 for (int ctr = startIdx; ctr < endIdx; ctr++) {
77 ctx.setAttribute(idxVar, "" + ctr);
79 for (int i = 0; i < numOutcomes; i++) {
81 if ("failure".equals(ctx.getStatus()) && isAtomic) {
82 LOG.info("For - stopped executing nodes due to failure status");
86 SvcLogicNode nextNode = node.getOutcomeValue("" + (i + 1));
87 if (nextNode != null) {
88 if (LOG.isDebugEnabled()) {
89 LOG.debug("For - executing outcome " + (i + 1));
91 SvcLogicNode innerNextNode = nextNode;
92 while (innerNextNode != null) {
93 innerNextNode = svc.executeNode(innerNextNode, ctx);
96 if (LOG.isDebugEnabled()) {
97 LOG.debug("For - done: no outcome " + (i + 1));
102 } catch (BreakNodeException br) {
103 LOG.debug("ForNodeExecutor caught break");