// Check if the project is part of the session (not filtered by -pl, -rf, etc). If so, we check
            // if a possible earlier Maven invocation produced some output for that project which we can use.
            boolean projectHasOutputFromPreviousSession =
                    !session.getProjects().contains(project) && outputDirectory.exists();

   * IllegalArgumentException} if passed a {@code fromElement} smaller than an earlier {@code
   * fromElement}. However, this method doesn't throw an exception in that situation, but instead
   * keeps the original {@code fromElement}. Similarly, this method keeps the original {@code
   * toElement}, instead of throwing an exception, if passed a {@code toElement} greater than an
   * earlier {@code toElement}.
   */
  @Override

    if (seenExceptionsLocal == null) {
      // TODO(cpovirk): Should we use a simpler (presumably cheaper) data structure?
      /*
       * Using weak references here could let us release exceptions earlier, but:
       *
       * 1. On Android, querying a WeakReference blocks if the GC is doing an otherwise-concurrent
       * pass.
       *

        // Why? The second half of condition2 requires that nodeV equals other.nodeU.
        // We already know that nodeU equals other.nodeU. Combined with the earlier statement,
        // and the transitive property of equality, this implies that nodeU equals nodeV.
        // If nodeU equals nodeV, condition1 == condition2, so checking condition1 is sufficient.

     * jar files' "Class-Path" manifest entries. Particularly, if a jar file from the "Class-Path"
     * manifest entry is already in {@code scannedFiles}, either because it was scanned earlier, or
     * it was intentionally added to the set by the caller, it will not be scanned again.
     *
     * <p>Note that when you call {@code location.scanResources(scannedFiles)}, the location will

            return hashBytes(input.toString().getBytes(charset));
          }
          i++;
          buffer |= codePointToFourUtf8Bytes(codePoint) << shift;
          if (supplementaryPlaneFix) { // bug compatibility: earlier versions did not have this add
            shift += 32;
          }
          len += 4;
        }

        if (shift >= 32) {
          int k1 = mixK1((int) buffer);
          h1 = mixH1(h1, k1);

        this.systemProperties = systemProperties;
        this.streamedValueListener = streamedValueListener;

        // create the listener adapters right when the ConsumerOperationParameters are instantiated but no earlier,
        // this ensures that when multiple requests are issued that are built from the same builder, such requests do not share any state kept in the listener adapters

        return getExecutionPlanItems().iterator();
    }

    /**
     * Returns the last ExecutionPlanItem in the supplied phase. If no items are in the specified phase,
     * the closest executionPlanItem from an earlier phase item will be returned.
     *
     * @param requestedPhase the requested phase
     *                       The execution plan item
     * @return The ExecutionPlanItem or null if none can be found
     */

            buildJvmOpts.add("-Xmx512m");
        }
        if (getJavaVersionFromJavaHome().compareTo(JavaVersion.VERSION_1_8) < 0) {
            // Although Gradle isn't supported on earlier versions, some tests do run it using Java 6 and 7 to verify it behaves well in this case
            buildJvmOpts.add("-XX:MaxPermSize=320m");
        } else {
            buildJvmOpts.add("-XX:MaxMetaspaceSize=512m");

                    queue.addFirst(successor);
                }
            } else {
                // Have visited the dependencies of this node, add it to the start of the list (so that it is earlier in the list that
                // all of its dependencies)
                visiting.remove(node);
                visited.add(node);
                nodes.addFirst(node);
            }
        }