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33 changes: 31 additions & 2 deletions AliceAndBobEngine.java
Original file line number Diff line number Diff line change
Expand Up @@ -10,26 +10,50 @@ public class AliceAndBobEngine {
* @return `true` if `input` is "Alice"
*/
public Boolean isAlice(String input) {
if (input.equals("Alice")) {
return true;
}
if (!input.equals("Alice")) {
return false;
} else {
return null;
}
}

/**
* return `true` if the input value is "Bob"
* @param input - this value is variable: it has the potential to be many things
* @return `true` if `input` is "Bob"
*/
public Boolean isBob(String input) {
if (input.equals("Bob")) {
return true;
}
if (!input.equals("Bob")) {
return false;
}
else {
return null;
}
}


/**
* return `true` if the input value is "Alice" or "Bob"
* @param input - this value is variable: it has the potential to be many things
* @return `true` if `input` is "Alice" or "Bob"
*/
public Boolean isAliceOrBob(String input) {
return null;
if (input.equals("Alice") || input.equals("Bob")) {
return true;
}
if (!input.equals("Alice") || !input.equals("Bob")) {
return false;
}
else {
return null;
}
}

/**
* if the input value is "Alice" or "Bob", then
Expand All @@ -42,6 +66,11 @@ public Boolean isAliceOrBob(String input) {
* @return respective String value
*/
public String getGreeting(String input) {
return null;
if (input.equals("Alice") || input.equals("Bob")) {
return "Hello, " + input + "!";
}
else {
return "Begone, " + input + "! " + "You're a stranger!";
}
}
}
88 changes: 67 additions & 21 deletions package.bluej
Original file line number Diff line number Diff line change
@@ -1,32 +1,78 @@
#BlueJ package file
editor.fx.0.height=0
editor.fx.0.width=0
editor.fx.0.x=0
editor.fx.0.y=0
objectbench.height=101
objectbench.width=776
dependency1.from=IsAliceTest
dependency1.to=AliceAndBobEngine
dependency1.type=UsesDependency
dependency2.from=IsBobTest
dependency2.to=AliceAndBobEngine
dependency2.type=UsesDependency
dependency3.from=IsAliceOrBobTest
dependency3.to=AliceAndBobEngine
dependency3.type=UsesDependency
dependency4.from=GetGreetingTest
dependency4.to=AliceAndBobEngine
dependency4.type=UsesDependency
editor.fx.0.height=722
editor.fx.0.width=800
editor.fx.0.x=371
editor.fx.0.y=23
objectbench.height=100
objectbench.width=461
package.divider.horizontal=0.6
package.divider.vertical=0.8007380073800738
package.editor.height=427
package.editor.width=674
package.editor.x=181
package.editor.y=109
package.divider.vertical=0.8025830258302583
package.editor.height=428
package.editor.width=682
package.editor.x=675
package.editor.y=46
package.frame.height=600
package.frame.width=800
package.numDependencies=0
package.numTargets=1
package.numDependencies=4
package.numTargets=6
package.showExtends=true
package.showUses=true
project.charset=UTF-8
readme.height=58
readme.height=60
readme.name=@README
readme.width=47
readme.width=48
readme.x=10
readme.y=10
target1.height=50
target1.name=Main
target1.height=70
target1.name=IsAliceTest
target1.showInterface=false
target1.type=ClassTarget
target1.width=80
target1.x=70
target1.y=10
target1.type=UnitTestTargetJunit4
target1.width=120
target1.x=10
target1.y=80
target2.height=70
target2.name=IsBobTest
target2.showInterface=false
target2.type=UnitTestTargetJunit4
target2.width=120
target2.x=150
target2.y=170
target3.height=70
target3.name=IsAliceOrBobTest
target3.showInterface=false
target3.type=UnitTestTargetJunit4
target3.width=120
target3.x=10
target3.y=160
target4.height=70
target4.name=AliceAndBobEngine
target4.showInterface=false
target4.type=ClassTarget
target4.width=130
target4.x=400
target4.y=320
target5.height=70
target5.name=README.md
target5.type=TextTarget
target5.width=120
target5.x=160
target5.y=50
target6.height=70
target6.name=GetGreetingTest
target6.showInterface=false
target6.type=UnitTestTargetJunit4
target6.width=120
target6.x=10
target6.y=240