docs/images/NearbyClassDiagram.svg

<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentScriptType="application/ecmascript" contentStyleType="text/css" height="631.2px" preserveAspectRatio="none" style="width:1392px;height:631px;" version="1.1" viewBox="0 0 1392 631" width="1392px" zoomAndPan="magnify"><defs><filter height="300%" id="fh91850von0mi" width="300%" x="-1" y="-1"><feGaussianBlur result="blurOut" stdDeviation="2.4"/><feColorMatrix in="blurOut" result="blurOut2" type="matrix" values="0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .4 0"/><feOffset dx="4.8" dy="4.8" in="blurOut2" result="blurOut3"/><feBlend in="SourceGraphic" in2="blurOut3" mode="normal"/></filter></defs><g><!--MD5=[279f48b7e83476bc8afeea45f9ba12ab]
class DistrictInfo--><rect fill="#FEFECE" filter="url(#fh91850von0mi)" height="248.55" id="DistrictInfo" style="stroke: #A80036; stroke-width: 1.7999999999999998;" width="321.6" x="183.6" y="369.6"/><text fill="#000000" font-family="sans-serif" font-size="14.4" lengthAdjust="spacingAndGlyphs" textLength="69.6" x="309.6" y="390.5484">DistrictInfo</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="184.8" x2="504" y1="399.7125" y2="399.7125"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="108" x="190.8" y="418.2152">+CENTRAL : String</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="84" x="190.8" y="434.8184">+EAST : String</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="133.2" x="190.8" y="451.4215">+NORTH_EAST : String</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="86.4" x="190.8" y="468.0246">+WEST : String</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="93.6" x="190.8" y="484.6277">+NORTH : String</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="152.4" x="190.8" y="501.2309">-centralArea : List&lt;String&gt;</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="138" x="190.8" y="517.834">-eastArea : List&lt;String&gt;</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="168" x="190.8" y="534.4371">-northEastArea : List&lt;String&gt;</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="142.8" x="190.8" y="551.0402">-westArea : List&lt;String&gt;</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="142.8" x="190.8" y="567.6434">-northArea : List&lt;String&gt;</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="184.8" x2="504" y1="575.3438" y2="575.3438"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="254.4" x="190.8" y="593.8465">+isValidArea(searchTerm : String) : boolean</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="307.2" x="190.8" y="610.4496">+sameAreaRegex(searchTerm : String) : List&lt;String&gt;</text><!--MD5=[7e20e022571e30ec1001cf6eabd7f3e2]
class Model--><rect fill="#FEFECE" filter="url(#fh91850von0mi)" height="100.6313" id="Model" style="stroke: #A80036; stroke-width: 1.7999999999999998;" width="445.2" x="333" y="181.2"/><text fill="#000000" font-family="sans-serif" font-size="14.4" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="73.2" x="519" y="202.1484">«interface»</text><text fill="#000000" font-family="sans-serif" font-size="14.4" lengthAdjust="spacingAndGlyphs" textLength="39.6" x="535.8" y="220.2609">Model</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="334.2" x2="777" y1="229.425" y2="229.425"/><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="334.2" x2="777" y1="239.025" y2="239.025"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="354" x="340.2" y="257.5277">+updateFilteredOrderList(predicate : Predicate&lt;Order&gt;) : void</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="430.8" x="340.2" y="274.1309">+updateFilteredReturnOrderList(predicate : Predicate&lt;ReturnOrder&gt;) : void</text><!--MD5=[e6dc55dd324d6a8c189f3ada02b144fc]
class Predicate--><rect fill="#FEFECE" filter="url(#fh91850von0mi)" height="84.0281" id="Predicate" style="stroke: #A80036; stroke-width: 1.7999999999999998;" width="130.8" x="490.2" y="9.6"/><text fill="#000000" font-family="sans-serif" font-size="14.4" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="73.2" x="512.4" y="30.5484">«interface»</text><text fill="#000000" font-family="sans-serif" font-size="14.4" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="62.4" x="517.8" y="48.6609">Predicate</text><rect fill="#FFFFFF" height="20.5125" style="stroke: #000000; stroke-width: 1.2; stroke-dasharray: 2.0,2.0;" width="10.8" x="613.8" y="6"/><text fill="#000000" font-family="sans-serif" font-size="14.4" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="8.4" x="615" y="22.1484">T</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="491.4" x2="619.8" y1="57.825" y2="57.825"/><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="491.4" x2="619.8" y1="67.425" y2="67.425"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="116.4" x="497.4" y="85.9277">+test(t : T) : boolean</text><!--MD5=[f8569e19ebdfd93850c04aa772dd53b6]
class NearbyCommandUtil--><rect fill="#FEFECE" filter="url(#fh91850von0mi)" height="132.3281" id="NearbyCommandUtil" style="stroke: #A80036; stroke-width: 1.7999999999999998;" width="364.8" x="1014" y="427.8"/><text fill="#000000" font-family="sans-serif" font-size="14.4" lengthAdjust="spacingAndGlyphs" textLength="139.2" x="1126.8" y="448.7484">NearbyCommandUtil</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="1015.2" x2="1377.6" y1="457.9125" y2="457.9125"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="259.2" x="1021.2" y="476.4152">-postalSectorInfo : HashMap&lt;Integer, String&gt;</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="1015.2" x2="1377.6" y1="484.1156" y2="484.1156"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="300" x="1021.2" y="502.6184">+isValidPostalSector(postalSector : Index) : boolean</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="350.4" x="1021.2" y="519.2215">+getGeneralLocation(postalSector : Index) : Optional&lt;String&gt;</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="310.8" x="1021.2" y="535.8246">+sameGeneralLocation(location : String) : List&lt;String&gt;</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="93.6" x="1021.2" y="552.4277">-initialize() : void</text><!--MD5=[15b9a87b033c6044cf0e9bbdacb18726]
class Index--><rect fill="#FEFECE" filter="url(#fh91850von0mi)" height="132.3281" id="Index" style="stroke: #A80036; stroke-width: 1.7999999999999998;" width="283.2" x="7.2" y="165.6"/><text fill="#000000" font-family="sans-serif" font-size="14.4" lengthAdjust="spacingAndGlyphs" textLength="34.8" x="131.4" y="186.5484">Index</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="8.4" x2="289.2" y1="195.7125" y2="195.7125"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="123.6" x="14.4" y="214.2152">-zeroBasedIndex : int</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="8.4" x2="289.2" y1="221.9156" y2="221.9156"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="123.6" x="14.4" y="240.4184">+getZeroBased() : int</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="120" x="14.4" y="257.0215">+getOneBased() : int</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="268.8" x="14.4" y="273.6246">+fromZeroBased(zeroBasedIndex : int) : Index</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" text-decoration="underline" textLength="260.4" x="14.4" y="290.2277">+fromOneBased(oneBasedIndex : int) : Index</text><!--MD5=[b5f778b4839bbb838945944caf89d846]
class NearbyCommand--><rect fill="#FEFECE" filter="url(#fh91850von0mi)" height="248.55" id="NearbyCommand" style="stroke: #A80036; stroke-width: 1.7999999999999998;" width="423.6" x="547.8" y="369.6"/><text fill="#000000" font-family="sans-serif" font-size="14.4" lengthAdjust="spacingAndGlyphs" textLength="117.6" x="700.8" y="390.5484">NearbyCommand</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="549" x2="970.2" y1="399.7125" y2="399.7125"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="118.8" x="555" y="418.2152">-searchTerm : String</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="166.8" x="555" y="434.8184">-isOrderListSearch : boolean</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="171.6" x="555" y="451.4215">-isReturnListSearch : boolean</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="549" x2="970.2" y1="459.1219" y2="459.1219"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="244.8" x="555" y="477.6246">+execute(model : Model) : CommandResult</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="272.4" x="555" y="494.2277">-getPostalSectorPredicate() : Predicate&lt;Order&gt;</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="349.2" x="555" y="510.8309">-getPostalSectorReturnPredicate() : Predicate&lt;ReturnOrder&gt;</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="228" x="555" y="527.434">-getAreaPredicate() : Predicate&lt;Order&gt;</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="304.8" x="555" y="544.0371">-getAreaReturnPredicate() : Predicate&lt;ReturnOrder&gt;</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="309.6" x="555" y="560.6402">-showPostalSectors(model : Model) : CommandResult</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="189.6" x="555" y="577.2434">-showArea(model : Model) : void</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="195.6" x="555" y="593.8465">-isPostalSectorSearch() : boolean</text><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="409.2" x="555" y="610.4496">-hasRegexInSearchTerm(regex : String, searchTerm : String) : boolean</text><!--MD5=[614bb8879e231c0a0a338829be5e3f66]
class {abstract}\nCommand--><rect fill="#FEFECE" filter="url(#fh91850von0mi)" height="84.0281" id="{abstract}\nCommand" style="stroke: #A80036; stroke-width: 1.7999999999999998;" width="270" x="820.2" y="189.6"/><text fill="#000000" font-family="sans-serif" font-size="14.4" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="62.4" x="924" y="210.5484">{abstract}</text><text fill="#000000" font-family="sans-serif" font-size="14.4" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="70.8" x="919.8" y="228.6609">Command</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="821.4" x2="1089" y1="237.825" y2="237.825"/><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="821.4" x2="1089" y1="247.425" y2="247.425"/><text fill="#000000" font-family="sans-serif" font-size="13.2" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="255.6" x="827.4" y="265.9277">+execute(model : Model) : CommandResult</text><!--MD5=[06d26d299e28f4509c461b875533e542]
class NearbyCommandParser--><rect fill="#FEFECE" filter="url(#fh91850von0mi)" height="65.9156" id="NearbyCommandParser" style="stroke: #A80036; stroke-width: 1.7999999999999998;" width="244.8" x="1132.8" y="198.6"/><text fill="#000000" font-family="sans-serif" font-size="14.4" lengthAdjust="spacingAndGlyphs" textLength="162" x="1174.2" y="219.5484">NearbyCommandParser</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="1134" x2="1376.4" y1="228.7125" y2="228.7125"/><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="1134" x2="1376.4" y1="238.3125" y2="238.3125"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="230.4" x="1140" y="256.8152">+parse(args : String) : NearbyCommand</text><!--MD5=[628cc5a2753cca06eb1ffef55c386535]
class Parser--><rect fill="#FEFECE" filter="url(#fh91850von0mi)" height="84.0281" id="Parser" style="stroke: #A80036; stroke-width: 1.7999999999999998;" width="174" x="1168.2" y="9.6"/><text fill="#000000" font-family="sans-serif" font-size="14.4" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="73.2" x="1212" y="30.5484">«interface»</text><text fill="#000000" font-family="sans-serif" font-size="14.4" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="43.2" x="1227" y="48.6609">Parser</text><rect fill="#FFFFFF" height="20.5125" style="stroke: #000000; stroke-width: 1.2; stroke-dasharray: 2.0,2.0;" width="10.8" x="1335" y="6"/><text fill="#000000" font-family="sans-serif" font-size="14.4" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="8.4" x="1336.2" y="22.1484">T</text><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="1169.4" x2="1341" y1="57.825" y2="57.825"/><line style="stroke: #A80036; stroke-width: 1.7999999999999998;" x1="1169.4" x2="1341" y1="67.425" y2="67.425"/><text fill="#000000" font-family="sans-serif" font-size="13.2" lengthAdjust="spacingAndGlyphs" textLength="159.6" x="1175.4" y="85.9277">parse(userInput : String) : T</text><!--MD5=[2536dfe60fc90db93412d249d317bc61]
reverse link Predicate to Model--><path d="M555.6,100.2012 C555.6,125.13 555.6,155.6664 555.6,180.8988 " fill="none" id="Predicate&lt;-Model" style="stroke: #A80036; stroke-width: 1.2; stroke-dasharray: 7.0,7.0;"/><polygon fill="#A80036" points="555.6,93.9912,550.8,104.7912,555.6,99.9912,560.4,104.7912,555.6,93.9912" style="stroke: #A80036; stroke-width: 1.2;"/><!--MD5=[88399b5a2567323b1464306efe366066]
reverse link {abstract}\nCommand to NearbyCommand--><path d="M909.7332,293.19 C892.6176,315.9228 872.4708,342.6828 852.5904,369.0888 " fill="none" id="{abstract}\nCommand&lt;-NearbyCommand" style="stroke: #A80036; stroke-width: 1.2;"/><polygon fill="none" points="903.06,288.0876,924.2064,273.966,916.482,298.1916,903.06,288.0876" style="stroke: #A80036; stroke-width: 1.2;"/><!--MD5=[12364a05d7633b039f33fb59889c6ad8]
link NearbyCommand to NearbyCommandUtil--><path d="M971.6016,493.8 C983.5656,493.8 995.5308,493.8 1007.4948,493.8 " fill="none" id="NearbyCommand-&gt;NearbyCommandUtil" style="stroke: #A80036; stroke-width: 1.2; stroke-dasharray: 7.0,7.0;"/><polygon fill="#A80036" points="1013.7516,493.8,1002.9516,489,1007.7516,493.8,1002.9516,498.6,1013.7516,493.8" style="stroke: #A80036; stroke-width: 1.2;"/><!--MD5=[d59699fd5f702c6ef9603d4a1db7be02]
reverse link Model to NearbyCommand--><path d="M609.4644,301.398 C625.896,322.3236 644.49,346.0044 662.8572,369.3948 " fill="none" id="Model&lt;-NearbyCommand" style="stroke: #A80036; stroke-width: 1.2; stroke-dasharray: 7.0,7.0;"/><polygon fill="none" points="602.6664,306.342,594.4512,282.2784,615.8796,295.9668,602.6664,306.342" style="stroke: #A80036; stroke-width: 1.2;"/><!--MD5=[9c6f5973ccac3334aa10aad924f323ec]
reverse link DistrictInfo to NearbyCommand--><path d="M511.6356,493.8 C523.6164,493.8 535.5972,493.8 547.5768,493.8 " fill="none" id="DistrictInfo&lt;-NearbyCommand" style="stroke: #A80036; stroke-width: 1.2; stroke-dasharray: 7.0,7.0;"/><polygon fill="#A80036" points="505.3716,493.8,516.1716,498.6,511.3716,493.8,516.1716,489,505.3716,493.8" style="stroke: #A80036; stroke-width: 1.2;"/><!--MD5=[b6ca1efe7a4be31ad2f76457df624e53]
reverse link Parser to NearbyCommandParser--><path d="M1255.2,118.3176 C1255.2,145.596 1255.2,176.0268 1255.2,198.2892 " fill="none" id="Parser&lt;-NearbyCommandParser" style="stroke: #A80036; stroke-width: 1.2; stroke-dasharray: 7.0,7.0;"/><polygon fill="none" points="1246.8,117.9912,1255.2,93.9912,1263.6,117.9912,1246.8,117.9912" style="stroke: #A80036; stroke-width: 1.2;"/><!--MD5=[1f9a0b796888acbf277c81f441c52261]
link NearbyCommandParser to NearbyCommand--><path d="M1193.5488,264.7572 C1140.2568,292.4136 1061.184,333.5268 992.4,369.6 C987.3456,372.2508 982.2312,374.9352 977.0736,377.6436 " fill="none" id="NearbyCommandParser-&gt;NearbyCommand" style="stroke: #A80036; stroke-width: 1.2; stroke-dasharray: 7.0,7.0;"/><polygon fill="#A80036" points="971.4612,380.592,983.2544,379.8171,976.7725,377.8009,978.7887,371.319,971.4612,380.592" style="stroke: #A80036; stroke-width: 1.2;"/><!--MD5=[a0566abf3dd0f85d7ef7f49c0e266019]
reverse link Index to DistrictInfo--><path d="M201.5436,302.8548 C217.0104,323.3976 234.4008,346.4976 251.586,369.3228 " fill="none" id="Index&lt;-DistrictInfo" style="stroke: #A80036; stroke-width: 1.2;"/><polygon fill="#A80036" points="197.6532,297.6888,200.3143,309.204,201.262,302.4822,207.9837,303.4299,197.6532,297.6888" style="stroke: #A80036; stroke-width: 1.2;"/><!--MD5=[26433e40933d16c36166b2cec379f060]
link DistrictInfo to NearbyCommandUtil--><!--MD5=[1d94cbdfbf26bf19c07a8b6c0a38bb57]
@startuml
skinparam backgroundColor #ffffff
skinparam classAttributeIconSize 0
hide circle

class DistrictInfo {
    + {static} CENTRAL : String
    + {static} EAST : String
    + {static} NORTH_EAST : String
    + {static} WEST : String
    + {static} NORTH : String
    - {static} centralArea : List<String>
    - {static} eastArea : List<String>
    - {static} northEastArea : List<String>
    - {static} westArea : List<String>
    - {static} northArea : List<String>

    + {static} isValidArea(searchTerm : String) : boolean
    + {static} sameAreaRegex(searchTerm : String) : List<String>
}

class Model<<interface>> {
    + updateFilteredOrderList(predicate : Predicate<Order>) : void
    + updateFilteredReturnOrderList(predicate : Predicate<ReturnOrder>) : void
}
Model ..up> Predicate

class NearbyCommandUtil {
    - {static} postalSectorInfo : HashMap<Integer, String>
    + {static} isValidPostalSector(postalSector : Index) : boolean
    + {static} getGeneralLocation(postalSector : Index) : Optional<String>
    + {static} sameGeneralLocation(location : String) : List<String>
    - {static} initialize() : void
}

class Index {
    - zeroBasedIndex : int
    + getZeroBased() : int
    + getOneBased() : int
    + {static} fromZeroBased(zeroBasedIndex : int) : Index
    + {static} fromOneBased(oneBasedIndex : int) : Index
}

class NearbyCommand {
    - searchTerm : String
    - isOrderListSearch : boolean
    - isReturnListSearch : boolean
    + execute(model : Model) : CommandResult
    - getPostalSectorPredicate() : Predicate<Order>
    - getPostalSectorReturnPredicate() : Predicate<ReturnOrder>
    - getAreaPredicate() : Predicate<Order>
    - getAreaReturnPredicate() : Predicate<ReturnOrder>
    - showPostalSectors(model : Model) : CommandResult
    - showArea(model : Model) : void
    - isPostalSectorSearch() : boolean
    - hasRegexInSearchTerm(regex : String, searchTerm : String) : boolean
}

abstract class "{abstract}\nCommand" {
    + {abstract} execute(model : Model) : CommandResult
}

interface Predicate<T> <<interface>> {
    + test(t : T) : boolean
}

NearbyCommand - -up|> "{abstract}\nCommand"
NearbyCommand ..right> NearbyCommandUtil
NearbyCommand ..up|> Model
NearbyCommand ..left> DistrictInfo

class NearbyCommandParser implements Parser {
    + parse(args : String) : NearbyCommand
}

NearbyCommandParser ..> NearbyCommand

interface Parser<T> <<interface>> {
    parse(userInput : String) : T
}

DistrictInfo -up-> Index
DistrictInfo -[hidden] NearbyCommandUtil

@enduml

PlantUML version 1.2020.03beta6(Unknown compile time)
(GPL source distribution)
Java Runtime: OpenJDK Runtime Environment
JVM: OpenJDK 64-Bit Server VM
Java Version: 11.0.6+8-b520.43
Operating System: Windows 10
Default Encoding: Cp1252
Language: en
Country: SG
--></g></svg>