在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 ; p; c0 i3 V- k9 M. S ( `0 g4 m/ K; O6 @& e+ L! z - }5 r' N* B. o, p& l8 U" b@Parameter (displayName = "Measured Pressure", usageName = "measured pressure") ; O0 h2 A1 Z% M7 O8 Y public double getMeasured pressure() {, p* j- b" [9 H2 ~6 k. u1 s
return measured pressure , J7 p; V2 E' \; C0 e }% t4 ^ O: l& b" g
public void setMeasured pressure(double newValue) { 4 ^ v3 `2 f) x c measured pressure = newValue) W+ n2 M8 C/ X4 i$ v3 W
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public double measured pressure = 0% C3 e4 P6 @6 ?) F. L$ z0 u
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/** 3 b) |" b0 v& I% a! q *7 `8 w: W+ c& v2 u' W9 c
* This value is used to automatically generate agent identifiers. " a, G7 o0 o n( O( _ * @field serialVersionUID8 @$ V5 K. k4 c+ e0 u, W
* 4 ^5 f9 x1 e+ o8 }+ n0 t# P5 Y */ 1 S( ?4 ]+ M2 P; G9 y9 u private static final long serialVersionUID = 1L' ?! Y& Q/ r0 c- T- X
' P/ s+ w$ ]/ i' d# n5 D) z /**7 e% l8 b1 J0 t1 D& f3 d4 M; K
* + i$ T% |" x& y * This value is used to automatically generate agent identifiers. 8 g% f) O9 ?) z1 [ * @field agentIDCounter ' C% |7 a4 a; u& [ *1 B" Z: F. t+ z0 m6 m
*/ ; K. g) M. h7 Y% U8 Q protected static long agentIDCounter = 1/ V. o' r( J# l! U1 U
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* 1 a3 @' c' r( @, g1 s * This value is the agent's identifier. " p }' P) L' b. P7 Z$ v! X * @field agentID % j5 V9 d: L0 z$ u9 j$ W% I+ A+ f * * B! |9 Z9 O" O1 v */1 L" N, g* B0 s: ]# [$ u
protected String agentID = "GasNode " + (agentIDCounter++) 5 ~- s9 f: e5 c' S - J3 N/ M8 K+ n+ m /**3 e# L& o4 M8 J
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* This is the step behavior.; w. P" k# D1 ]6 a2 W' R7 m
* @method step 9 B0 a% ^5 L- i$ U+ c7 D- p * ]4 U# k7 g3 s* g/ N8 U */ # P. M7 T7 k7 d4 F' n; j2 T @Watch(- O$ X1 |: ~9 b, A
watcheeClassName = 'infrastructuredemo.GasNode',4 X/ A" p0 \3 K1 i9 @9 N
watcheeFieldNames = 'pressure', 9 s+ a( o! |# e8 e' ?9 b A query = 'linked_from', 1 i! q8 m: O, U whenToTrigger = WatcherTriggerSchedule.LATER,! ^4 q! O" C9 w9 @: A- l& k0 A
scheduleTriggerDelta = 10d # U( x1 o( l2 z8 B' ~ ). k4 z- J4 L4 \9 X3 y
public def step(infrastructuredemo.GasNode watchedAgent) {, G% z. f) B T9 D1 n0 }" @) o
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// Define the return value variable. 2 K- c2 }3 Q7 s# u, _6 v. o. T def returnValue8 z7 ^! |! D ^9 _
0 F! {7 _, T7 r, o6 U4 C+ J2 Z- [* _ // Note the simulation time. ) V) j% S+ p% {* j! O6 p' O. h def time = GetTickCountInTimeUnits() , ?# {9 N, g a! {& y/ X/ q& o J9 E( X$ s+ D
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// This is an agent decision. ' ?9 ~' M8 _2 Y/ ~$ g if (watchedNode.pressure<200) { b# p9 x: }3 T: Z. g) a " d `( M G* `0 T // This is a task. 8 y$ Z! R3 E( Q6 H' K# F setPressure(watchedAgent.pressure)9 E6 T( v8 V, @" a) [" M9 B5 O$ [% t
7 ]- M$ T/ O3 p } else { , O& z) w$ Q& ~* c; T/ l2 G3 Q" m, \1 w$ Y3 s0 I' L8 f* p" p
: F$ v; e0 a/ I! \ } 4 i: t5 [6 C% E4 }) t( O/ _ // Return the results. 2 \+ D* F/ M9 p0 t( h" Y return returnValue - t+ [ v( T% o8 H0 ~' }& J9 P5 r 6 x4 ]! H9 i) L t# h f* z } % s5 X3 [& ~ J3 w1 n2 F% K7 L' M% `
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* This is the step behavior.* J& g9 @0 P' Y/ W) ?
* @method step " { E5 M6 J4 y2 a: L * * K7 y+ r, f. J7 |; g* O+ y% B */( O8 U' ^* I' K" }
@ScheduledMethod( ( X0 ^4 [8 I! g0 T start = 1d,/ N/ {+ t3 c+ D) i1 n
interval = 1d,) ]+ L( m$ h+ r/ Y" t y
shuffle = false 9 [* E& G9 {3 g6 D; Y8 R/ Z4 m3 N) ] ) ; W3 W8 ~; v8 s0 U/ T7 x3 ? public void step() { ) x; |# ^9 n* ?2 a L* i q # b$ o5 X z8 y+ { // Note the simulation time. " _$ o/ Y- r" L7 l7 g def time = GetTickCountInTimeUnits(). b# s' B5 @' a, ^
0 j. q! v/ A/ o# ]. W // This is a task. ( l4 M2 m# a$ f6 ?& E, f measurePressure=pressure+ RandomDraw(-20.0, 20.0)1 K0 J/ {% i6 Q7 C
// End the method.3 d) F- F# i% L( K7 e: ~- U
return' L L* W `7 x+ E