From 46c87c23f02f55674f75d4e54cbb13bfa2f0aa3d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=93scar=20Gonz=C3=A1lez=20Fern=C3=A1ndez?=
 <ogonzalez@igalia.com>
Date: Sat, 7 Nov 2009 18:30:43 +0100
Subject: [PATCH] ItEr33S14CUCreacionUnidadesPlanificacion: Adding method
 getStartConstraints to ITaskFundamentalProperties and implementing it

---
 .../data/DefaultFundamentalProperties.java    |  9 ++++++
 .../data/ITaskFundamentalProperties.java      |  5 ++++
 .../main/java/org/zkoss/ganttz/data/Task.java |  5 ++++
 .../web/planner/TaskElementAdapter.java       | 29 +++++++++++++++++++
 4 files changed, 48 insertions(+)

diff --git a/ganttzk/src/main/java/org/zkoss/ganttz/data/DefaultFundamentalProperties.java b/ganttzk/src/main/java/org/zkoss/ganttz/data/DefaultFundamentalProperties.java
index 428aba4f1..3389174db 100644
--- a/ganttzk/src/main/java/org/zkoss/ganttz/data/DefaultFundamentalProperties.java
+++ b/ganttzk/src/main/java/org/zkoss/ganttz/data/DefaultFundamentalProperties.java
@@ -21,7 +21,11 @@
 package org.zkoss.ganttz.data;
 
 import java.math.BigDecimal;
+import java.util.Collections;
 import java.util.Date;
+import java.util.List;
+
+import org.zkoss.ganttz.data.constraint.Constraint;
 
 /**
  * @author Óscar González Fernández <ogonzalez@igalia.com>
@@ -128,4 +132,9 @@ public class DefaultFundamentalProperties implements ITaskFundamentalProperties
         return tooltipText;
     }
 
+    @Override
+    public List<Constraint<Date>> getStartConstraints() {
+        return Collections.emptyList();
+    }
+
 }
diff --git a/ganttzk/src/main/java/org/zkoss/ganttz/data/ITaskFundamentalProperties.java b/ganttzk/src/main/java/org/zkoss/ganttz/data/ITaskFundamentalProperties.java
index 5cb7f365f..98aeaa117 100644
--- a/ganttzk/src/main/java/org/zkoss/ganttz/data/ITaskFundamentalProperties.java
+++ b/ganttzk/src/main/java/org/zkoss/ganttz/data/ITaskFundamentalProperties.java
@@ -22,6 +22,9 @@ package org.zkoss.ganttz.data;
 
 import java.math.BigDecimal;
 import java.util.Date;
+import java.util.List;
+
+import org.zkoss.ganttz.data.constraint.Constraint;
 
 /**
  * @author Óscar González Fernández <ogonzalez@igalia.com>
@@ -59,4 +62,6 @@ public interface ITaskFundamentalProperties {
 
     public String getTooltipText();
 
+    List<Constraint<Date>> getStartConstraints();
+
 }
diff --git a/ganttzk/src/main/java/org/zkoss/ganttz/data/Task.java b/ganttzk/src/main/java/org/zkoss/ganttz/data/Task.java
index 552004b0e..8fe1bc22f 100644
--- a/ganttzk/src/main/java/org/zkoss/ganttz/data/Task.java
+++ b/ganttzk/src/main/java/org/zkoss/ganttz/data/Task.java
@@ -54,6 +54,11 @@ public abstract class Task implements ITaskFundamentalProperties {
         this(new DefaultFundamentalProperties());
     }
 
+    @Override
+    public List<Constraint<Date>> getStartConstraints() {
+        return fundamentalProperties.getStartConstraints();
+    }
+
     public Task(String name, Date beginDate, long lengthMilliseconds) {
         this();
         if (name == null) {
diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/TaskElementAdapter.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/TaskElementAdapter.java
index 47d8bc266..bc8958c19 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/TaskElementAdapter.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/TaskElementAdapter.java
@@ -26,6 +26,7 @@ import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.Collections;
 import java.util.Date;
 import java.util.List;
 import java.util.Map;
@@ -42,6 +43,8 @@ import org.navalplanner.business.orders.entities.Order;
 import org.navalplanner.business.orders.entities.OrderElement;
 import org.navalplanner.business.planner.daos.ITaskElementDAO;
 import org.navalplanner.business.planner.entities.Dependency;
+import org.navalplanner.business.planner.entities.StartConstraintType;
+import org.navalplanner.business.planner.entities.Task;
 import org.navalplanner.business.planner.entities.TaskElement;
 import org.navalplanner.business.planner.entities.Dependency.Type;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -52,6 +55,8 @@ import org.springframework.transaction.annotation.Transactional;
 import org.zkoss.ganttz.adapters.DomainDependency;
 import org.zkoss.ganttz.data.DependencyType;
 import org.zkoss.ganttz.data.ITaskFundamentalProperties;
+import org.zkoss.ganttz.data.constraint.Constraint;
+import org.zkoss.ganttz.data.constraint.DateConstraint;
 
 /**
  * Responsible of adaptating a {@link TaskElement} into a
@@ -310,6 +315,30 @@ public class TaskElementAdapter implements ITaskElementAdapter {
             }
             return result.toString();
         }
+
+        @Override
+        public List<Constraint<Date>> getStartConstraints() {
+            if (taskElement instanceof Task) {
+                Task task = (Task) taskElement;
+                StartConstraintType constraintType = task
+                        .getStartConstraintType();
+                switch (constraintType) {
+                case AS_SOON_AS_POSSIBLE:
+                    return Collections.emptyList();
+                case START_IN_FIXED_DATE:
+                    return Collections.singletonList(DateConstraint
+                            .equalTo(task.getStartDate()));
+                case START_NOT_EARLIER_THAN:
+                    return Collections.singletonList(DateConstraint
+                            .biggerOrEqualThan(task.getStartDate()));
+                default:
+                    throw new RuntimeException("can't handle " + constraintType);
+                }
+            } else {
+                return Collections.emptyList();
+            }
+
+        }
     }
 
     @Override