First try at creating builders from existing object (only with defaul…

…t implementation, not in merging view)

Signed-off-by: RALAMBOTIANA MIORA <miora.ralambotiana@rte-france.com>

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/Network.java

@@ -328,6 +328,13 @@ static PrettyNetworkFactory with(String name) {
      */
     LineAdder newLine();
 
+    /**
+     * Get a builder to create a new AC line. The builder is initialized with all the values of the given AC line.
+     */
+    default LineAdder newLine(Line line) {
+        return newLine();
+    }
+
     /**
      * Get all AC lines.
      */
@@ -718,6 +725,13 @@ default HvdcLine getHvdcLine(HvdcConverterStation converterStation) {
      */
     HvdcLineAdder newHvdcLine();
 
+    /**
+     * Get a builder to create a new HVDC line. The builder is initialized with all the values of the given HVDC line.
+     */
+    default HvdcLineAdder newHvdcLine(HvdcLine hvdcLine) {
+        return newHvdcLine();
+    }
+
     /**
      * Get an equipment by its ID or alias
      *

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/PhaseTapChangerHolder.java

@@ -20,6 +20,14 @@ public interface PhaseTapChangerHolder {
      */
     PhaseTapChangerAdder newPhaseTapChanger();
 
+    /**
+     * Get a builder to create and associate a phase tap changer to the
+     * transformer. The builder is initialized with all the values of the given phase tap changer.
+     */
+    default PhaseTapChangerAdder newPhaseTapChanger(PhaseTapChanger ptc) {
+        return newPhaseTapChanger();
+    }
+
     /**
      * Get the phase tap changer.
      * <p>Could return <code>null</code> if the transfomer is not associated to

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/RatioTapChangerHolder.java

@@ -20,6 +20,14 @@ public interface RatioTapChangerHolder {
      */
     RatioTapChangerAdder newRatioTapChanger();
 
+    /**
+     * Get a builder to create and associate a ratio tap changer to the
+     * transformer. The builder is initialized with all the values of the given ratio tap changer.
+     */
+    default RatioTapChangerAdder newRatioTapChanger(RatioTapChanger rtc) {
+        return newRatioTapChanger();
+    }
+
     /**
      * Get the ratio tap changer.
      * <p>Could return <code>null</code> if the leg is not associated to a ratio

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/Substation.java

@@ -110,6 +110,13 @@ public interface Substation extends Container<Substation> {
      */
     VoltageLevelAdder newVoltageLevel();
 
+    /**
+     * Get a builder to create a new voltage level in the substation. The builder is initialized with all the values of the given voltage level.
+     */
+    default VoltageLevelAdder newVoltageLevel(VoltageLevel voltageLevel) {
+        return newVoltageLevel();
+    }
+
     /**
      * Get the voltage levels of the substation.
      */
@@ -125,6 +132,13 @@ public interface Substation extends Container<Substation> {
      */
     TwoWindingsTransformerAdder newTwoWindingsTransformer();
 
+    /**
+     * Get a builder to create a new two windings transformer in the substation. The builder is initialized with all the values of the given two windings transformer.
+     */
+    default TwoWindingsTransformerAdder newTwoWindingsTransformer(TwoWindingsTransformer twt) {
+        return newTwoWindingsTransformer();
+    }
+
     /**
      * Get the two windings transformers connected to the substation.
      */
@@ -145,6 +159,13 @@ public interface Substation extends Container<Substation> {
      */
     ThreeWindingsTransformerAdder newThreeWindingsTransformer();
 
+    /**
+     * Get a builder to create a new 3 windings transformer in the substation. The builder is initialized with all the values of a the given 3 windings transformer.
+     */
+    default ThreeWindingsTransformerAdder newThreeWindingsTransformer(ThreeWindingsTransformer twt) {
+        return newThreeWindingsTransformer();
+    }
+
     /**
      * Get the 3 windings transformers connected to the substation.
      */

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/TieLineAdder.java

@@ -54,8 +54,16 @@ default HalfLineAdder setXnodeQ(double xnodeQ) {
 
     TieLineAdder.HalfLineAdder newHalfLine1();
 
+    default TieLineAdder.HalfLineAdder newHalfLine1(TieLine.HalfLine halfLine) {
+        return newHalfLine1();
+    }
+
     TieLineAdder.HalfLineAdder newHalfLine2();
 
+    default HalfLineAdder newHalfLine2(TieLine.HalfLine halfLine) {
+        return newHalfLine2();
+    }
+
     TieLine add();
 
 }