Extracted the domain independent parts of datamining.shared

java/com.sap.sse.datamining.shared/META-INF/MANIFEST.MF

@@ -5,3 +5,7 @@ Bundle-SymbolicName: com.sap.sse.datamining.shared
 Bundle-Version: 1.0.0.qualifier
 Bundle-Vendor: SAP
 Bundle-RequiredExecutionEnvironment: JavaSE-1.6
+Export-Package: com.sap.sse.datamining.shared,
+ com.sap.sse.datamining.shared.dto,
+ com.sap.sse.datamining.shared.impl,
+ com.sap.sse.datamining.shared.impl.dto

java/com.sap.sse.datamining.shared/pom.xml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+	xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<artifactId>root</artifactId>
+		<groupId>com.sap.sse</groupId>
+		<version>1.0.0-SNAPSHOT</version>
+	</parent>
+	<artifactId>com.sap.sse.datamining.shared</artifactId>
+	<packaging>eclipse-plugin</packaging>
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.eclipse.tycho</groupId>
+				<artifactId>tycho-source-plugin</artifactId>
+				<version>${tycho-version}</version>
+				<executions>
+					<execution>
+						<id>plugin-source</id>
+						<phase>generate-sources</phase>
+						<goals>
+							<goal>plugin-source</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</build>
+</project>

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/DataMiningDomain.gwt.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE module PUBLIC "-//Google Inc.//DTD Google Web Toolkit 2.4.0//EN" "http://google-web-toolkit.googlecode.com/svn/tags/2.4.0/distro-source/core/src/gwt-module.dtd">
+<module>
+  <source path='shared'/>
+</module>

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/shared/DataMiningSerializationDummy.java

@@ -0,0 +1,15 @@
+package com.sap.sse.datamining.shared;
+
+import java.io.Serializable;
+
+import com.sap.sse.datamining.shared.impl.GenericGroupKey;
+
+@SuppressWarnings("unused")
+public final class DataMiningSerializationDummy implements Serializable {
+    private static final long serialVersionUID = 1L;
+    
+    private GenericGroupKey<String> groupKey;
+    
+    private DataMiningSerializationDummy() { }
+    
+}

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/shared/GroupKey.java

@@ -0,0 +1,29 @@
+package com.sap.sse.datamining.shared;
+
+import java.io.Serializable;
+
+
+public interface GroupKey extends Serializable {
+    
+    /**
+     * @return a string representation of this group key.
+     */
+    public String asString();
+    
+    /**
+     * Checks if this group key has a sub key. For example if the data was grouped primary by competitor and secondary by leg type.
+     * @return true, if this group key has a sub key
+     */
+    public boolean hasSubKey();
+
+    /**
+     * @return the main key, if there is one. Otherwise it returns <code>this</code>. 
+     */
+    public GroupKey getMainKey();
+    
+    /**
+     * @return the sub key or null, if there's none.
+     */
+    public GroupKey getSubKey();
+
+}

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/shared/QueryResult.java

@@ -0,0 +1,23 @@
+package com.sap.sse.datamining.shared;
+
+import java.io.Serializable;
+import java.util.Map;
+
+public interface QueryResult<AggregatedType> extends Serializable {
+
+    int getRetrievedDataAmount();
+    public int getFilteredDataAmount();
+    public double getCalculationTimeInSeconds();
+
+    /**
+     * @return a description what kind of results are contained.
+     */
+    public String getResultSignifier();
+    
+    public Unit getUnit();
+    public int getValueDecimals();
+
+    public boolean isEmpty();
+    public Map<GroupKey, AggregatedType> getResults();
+    
+}

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/shared/Unit.java

@@ -0,0 +1,7 @@
+package com.sap.sse.datamining.shared;
+
+public enum Unit {
+	
+	None, Knots, Meters
+
+}

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/shared/dto/FunctionDTO.java

@@ -0,0 +1,18 @@
+package com.sap.sse.datamining.shared.dto;
+
+import java.io.Serializable;
+import java.util.List;
+
+public interface FunctionDTO extends Serializable {
+
+    public boolean isDimension();
+
+    public String getDisplayName();
+
+    public List<String> getParameters();
+
+    public String getReturnTypeName();
+
+    public String getSourceTypeName();
+
+}

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/shared/impl/AbstractGroupKey.java

@@ -0,0 +1,20 @@
+package com.sap.sse.datamining.shared.impl;
+
+import com.sap.sse.datamining.shared.GroupKey;
+
+
+public abstract class AbstractGroupKey implements GroupKey {
+    private static final long serialVersionUID = 183947887066745315L;
+    
+    @Override
+    public String toString() {
+        return asString();
+    }
+    
+    //Enforce hash code and equals in all subclasses
+    @Override
+    public abstract boolean equals(Object other);
+    @Override
+    public abstract int hashCode();
+
+}

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/shared/impl/CompoundGroupKey.java

@@ -0,0 +1,84 @@
+package com.sap.sse.datamining.shared.impl;
+
+import com.sap.sse.datamining.shared.GroupKey;
+
+
+public class CompoundGroupKey extends AbstractGroupKey {
+    private static final long serialVersionUID = -7902450253393172550L;
+    
+    private GroupKey mainKey;
+    private GroupKey subKey;
+
+    /**
+     * Constructor for the GWT-Serialization. Don't use this!
+     */
+    @Deprecated
+    CompoundGroupKey() { }
+    
+    public CompoundGroupKey(GroupKey mainKey) {
+        this(mainKey, null);
+    }
+
+    public CompoundGroupKey(GroupKey mainKey, GroupKey subKey) {
+        this.mainKey = mainKey;
+        this.subKey = subKey;
+    }
+
+    @Override
+    public String asString() {
+        return mainKey.asString() + " (" + subKey.asString() + ")";
+    }
+
+    @Override
+    public boolean hasSubKey() {
+        return subKey != null;
+    }
+    
+    @Override
+    public GroupKey getMainKey() {
+        return mainKey;
+    }
+
+    @Override
+    public GroupKey getSubKey() {
+        return subKey;
+    }
+    
+    public void setSubKey(GroupKey subKey) {
+        this.subKey = subKey;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((mainKey == null) ? 0 : mainKey.hashCode());
+        result = prime * result + ((subKey == null) ? 0 : subKey.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        CompoundGroupKey other = (CompoundGroupKey) obj;
+        if (mainKey == null) {
+            if (other.mainKey != null)
+                return false;
+        } else if (!mainKey.equals(other.mainKey))
+            return false;
+        if (subKey == null) {
+            if (other.subKey != null)
+                return false;
+        } else if (!subKey.equals(other.subKey))
+            return false;
+        return true;
+    }
+
+    
+
+}

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/shared/impl/GenericGroupKey.java

@@ -0,0 +1,66 @@
+package com.sap.sse.datamining.shared.impl;
+
+import com.sap.sse.datamining.shared.GroupKey;
+
+
+public class GenericGroupKey<T> extends AbstractGroupKey {
+    private static final long serialVersionUID = -3838535617341226965L;
+    
+    private T value;
+
+    /**
+     * Constructor for the GWT-Serialization. Don't use this!
+     */
+    @Deprecated
+    GenericGroupKey() { }
+
+    public GenericGroupKey(T value) {
+        this.value = value;
+    }
+
+    @Override
+    public boolean hasSubKey() {
+        return false;
+    }
+    
+    @Override
+    public GroupKey getMainKey() {
+        return this;
+    }
+
+    @Override
+    public GroupKey getSubKey() {
+        return null;
+    }
+    
+    @Override
+    public String asString() {
+        return value.toString();
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((value == null) ? 0 : value.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        GenericGroupKey<?> other = (GenericGroupKey<?>) obj;
+        if (value == null) {
+            if (other.value != null)
+                return false;
+        } else if (!value.equals(other.value))
+            return false;
+        return true;
+    }
+
+}

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/shared/impl/QueryResultImpl.java

@@ -0,0 +1,86 @@
+package com.sap.sse.datamining.shared.impl;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import com.sap.sse.datamining.shared.GroupKey;
+import com.sap.sse.datamining.shared.QueryResult;
+import com.sap.sse.datamining.shared.Unit;
+
+public class QueryResultImpl<AggregatedType> implements QueryResult<AggregatedType> {
+    private static final long serialVersionUID = -8347731622150585715L;
+    
+    private int retrievedDataAmount;
+    private int filteredDataAmount;
+    private long calculationTimeInNanos;
+
+    private String resultSignifier;
+    private Unit unit;
+    private int valueDecimals;
+	
+    private Map<GroupKey, AggregatedType> results;
+    
+    /**
+     * Constructor for the GWT-Serialization. Don't use this!
+     */
+    @Deprecated
+    QueryResultImpl() { }
+    
+    public QueryResultImpl(int retrievedDataAmount, int filteredDataAmount, String resultSiginifier, Unit unit, int valueDecimals) {
+        this.retrievedDataAmount = retrievedDataAmount;
+        this.filteredDataAmount = filteredDataAmount;
+        results = new HashMap<GroupKey, AggregatedType>();
+        this.resultSignifier = resultSiginifier;
+        this.unit = unit;
+        this.valueDecimals = valueDecimals;
+    }
+
+    @Override
+    public int getRetrievedDataAmount() {
+        return retrievedDataAmount;
+    }
+
+    @Override
+    public int getFilteredDataAmount() {
+        return filteredDataAmount;
+    }
+
+    @Override
+    public double getCalculationTimeInSeconds() {
+        return calculationTimeInNanos / 1000000000.0;
+    }
+    
+    public void setCalculationTimeInNanos(long calculationTimeInNanos) {
+        this.calculationTimeInNanos = calculationTimeInNanos;
+    }
+
+    @Override
+    public boolean isEmpty() {
+        return results.isEmpty();
+    }
+
+    @Override
+    public String getResultSignifier() {
+        return resultSignifier;
+    }
+    
+    @Override
+    public Unit getUnit() {
+    	return unit;
+    }
+
+    @Override
+    public int getValueDecimals() {
+        return valueDecimals;
+    }
+
+    @Override
+    public Map<GroupKey, AggregatedType> getResults() {
+        return results;
+    }
+
+    public void addResult(GroupKey key, AggregatedType value) {
+        results.put(key, value);
+    }
+
+}

java/com.sap.sse.datamining.shared/src/com/sap/sse/datamining/shared/impl/dto/FunctionDTOImpl.java

@@ -0,0 +1,125 @@
+package com.sap.sse.datamining.shared.impl.dto;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.sap.sse.datamining.shared.dto.FunctionDTO;
+
+public class FunctionDTOImpl implements FunctionDTO {
+    private static final long serialVersionUID = 4587389541910498505L;
+    
+    private String functionName;
+    private String sourceTypeName;
+    private String returnTypeName;
+    private List<String> parameterTypeNames;
+
+    private String displayName;
+    private boolean isDimension;
+
+    /**
+     * Constructor for the GWT-Serialization. Don't use this!
+     */
+    @Deprecated
+    FunctionDTOImpl() {
+    }
+    
+    public FunctionDTOImpl(String functionName, String sourceTypeName, String returnTypeName, List<String> parameterTypeNames, String displayName, boolean isDimension) {
+        this.functionName = functionName;
+        this.sourceTypeName = sourceTypeName;
+        this.returnTypeName = returnTypeName;
+        this.parameterTypeNames = new ArrayList<String>(parameterTypeNames);
+        
+        this.displayName = displayName;
+        this.isDimension = isDimension;
+    }
+
+    @Override
+    public String getSourceTypeName() {
+        return sourceTypeName;
+    }
+
+    @Override
+    public String getReturnTypeName() {
+        return returnTypeName;
+    }
+
+    @Override
+    public List<String> getParameters() {
+        return parameterTypeNames;
+    }
+
+    @Override
+    public String getDisplayName() {
+        return displayName;
+    }
+    
+    @Override
+    public boolean isDimension() {
+        return isDimension;
+    }
+    
+    @Override
+    public String toString() {
+        return (isDimension() ? "Dimension " : "Function ") + sourceTypeName + "." + functionName + "(" + parametersAsString() + ") : " + returnTypeName;
+    }
+
+    private String parametersAsString() {
+        StringBuilder parameterBuilder = new StringBuilder();
+        boolean first = true;
+        for (String parameterTypeName : parameterTypeNames) {
+            if (!first) {
+                parameterBuilder.append(", ");
+            }
+            parameterBuilder.append(parameterTypeName);
+            first = false;
+        }
+        return parameterBuilder.toString();
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((functionName == null) ? 0 : functionName.hashCode());
+        result = prime * result + (isDimension ? 1231 : 1237);
+        result = prime * result + ((parameterTypeNames == null) ? 0 : parameterTypeNames.hashCode());
+        result = prime * result + ((returnTypeName == null) ? 0 : returnTypeName.hashCode());
+        result = prime * result + ((sourceTypeName == null) ? 0 : sourceTypeName.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        FunctionDTOImpl other = (FunctionDTOImpl) obj;
+        if (functionName == null) {
+            if (other.functionName != null)
+                return false;
+        } else if (!functionName.equals(other.functionName))
+            return false;
+        if (isDimension != other.isDimension)
+            return false;
+        if (parameterTypeNames == null) {
+            if (other.parameterTypeNames != null)
+                return false;
+        } else if (!parameterTypeNames.equals(other.parameterTypeNames))
+            return false;
+        if (returnTypeName == null) {
+            if (other.returnTypeName != null)
+                return false;
+        } else if (!returnTypeName.equals(other.returnTypeName))
+            return false;
+        if (sourceTypeName == null) {
+            if (other.sourceTypeName != null)
+                return false;
+        } else if (!sourceTypeName.equals(other.sourceTypeName))
+            return false;
+        return true;
+    }
+
+}