在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 : h% K( T' H8 ?2 V$ Q6 Z j, |2 @ 6 U3 \$ ?& r/ u " [. c- z; L2 P( e0 W' _- V@Parameter (displayName = "Measured Pressure", usageName = "measured pressure") % L* G4 K- J7 {- b6 Y+ E public double getMeasured pressure() {6 \, Z; C2 f- U! W4 Y
return measured pressure8 Q9 n6 Z% g; ~3 A4 N. n% Y
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public void setMeasured pressure(double newValue) {3 u/ v/ j( t# ?3 Q
measured pressure = newValue W, y9 {& f+ O, H4 D! v }, K; E4 B' C9 o1 H/ l
public double measured pressure = 0& D4 ?* I% {4 Q! L, ^
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/** . |8 l( ]: {( b- i * 1 b# h3 H" S+ T( D4 r7 m * This value is used to automatically generate agent identifiers.; m4 N3 {! k3 J$ k: U
* @field serialVersionUID / b2 { s& D) |, u: D *( R0 V& A! B1 w* y5 ]/ E6 z5 m) B
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private static final long serialVersionUID = 1L ' G9 N3 c# ^3 T; H# K& `+ j0 _! ^% R8 G
/*** \0 v& @( o' y; F% N. S+ g" o' I
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* This value is used to automatically generate agent identifiers. , N( i' I3 A! X' Z' w# f1 R) C * @field agentIDCounter ) N. Q1 f D1 P1 w * 9 u5 V0 q5 w. c. m */ 1 }; {( I$ u5 | V protected static long agentIDCounter = 1 1 r1 s. m/ ~1 \; J* [: K( G, w1 c7 i* D: r
/** R8 A' H9 h- @6 k, [0 n$ u * - g4 ]/ P3 v3 Q7 f( H/ j * This value is the agent's identifier.8 J1 U1 b% C+ }0 E/ z
* @field agentID 2 L% f* `7 c! [, f' s" y * 6 A& P) F* E. v */ ! j6 r; i& g F: b$ G, F! e protected String agentID = "GasNode " + (agentIDCounter++) u, Y; N# u/ @3 U E @1 q5 Z' O& j7 |( A0 n" C% m: l
/** 6 I& ~! U* P' m: M, y/ G/ I * , R& _0 s3 a( C3 b! O * This is the step behavior.: A7 f ^5 T; G# g/ e
* @method step1 \: J; k0 P9 g0 R
* / S' y M- C; V2 O3 [+ p */ % B8 h2 X* t; }2 z# `; l @Watch(3 U" i2 g4 l4 H* ?4 Q* W; [
watcheeClassName = 'infrastructuredemo.GasNode', ' K4 m/ W2 R7 F. M W watcheeFieldNames = 'pressure', ' E. x, ]' s. p query = 'linked_from', - b/ |. w) J; b+ i, S% M I& ` whenToTrigger = WatcherTriggerSchedule.LATER,( r1 B7 k' t/ p- W; F. Z$ H
scheduleTriggerDelta = 10d- ^; ?- R A' V* ]3 G2 u
) 2 Q: h y8 A' u public def step(infrastructuredemo.GasNode watchedAgent) { $ d! _3 ^" F7 W0 _ ( \5 a# X& `/ l/ V9 [ // Define the return value variable.# @. u6 ^5 M, t4 q
def returnValue . B0 g3 j( C3 X% l0 c; x $ Z3 B7 M- E( _ // Note the simulation time.. N6 c- V [, [. y. D; @' |
def time = GetTickCountInTimeUnits()) A4 _( W, V3 @+ G
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- E! W K) \8 ^1 o // This is an agent decision. 9 }) z: ^5 ?! s- e+ t if (watchedNode.pressure<200) { " w1 O( J' N7 [" H* Z# N Y0 s) I* w2 `
// This is a task., |& J \9 t C8 O
setPressure(watchedAgent.pressure) / K' v& J1 T1 H- O4 H 0 i. k, d. D: c2 F3 C5 }& j0 P } else { j9 a" a3 k+ G: Z" `6 `- X! ?) B / M" n. D0 z- R: B9 u 0 h9 R3 v9 E/ U. u6 x. b# S* s* Y3 o } + M/ h( i* G) ?) W# q" k9 T // Return the results. 8 S( K2 |) c/ x return returnValue: h+ t0 b( |4 O
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- w% O2 u. {7 }4 X3 J2 } /**3 M7 t K' P9 H, I
* ) [, q& x# V* ?7 Y * This is the step behavior. 2 Q4 u c4 r2 p5 d8 e5 x * @method step0 ^. c/ `* d" z" X
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@ScheduledMethod( 6 k" p+ B& W0 T3 l* a start = 1d,3 q5 C2 g4 i0 ], O! V
interval = 1d, ! q/ v9 ?; b) F shuffle = false' S& p- E; ?3 U! p; e* J
) $ ? S2 J3 d5 x- P& c, ^3 c public void step() { 6 H) l# h4 \3 v" T 5 a$ c) P6 h- I9 U // Note the simulation time. & H. `% {9 [3 R' i. Q* H+ B def time = GetTickCountInTimeUnits() 9 l0 y0 `& k& P$ d1 r . G3 L M, u! N- z1 z0 S3 q // This is a task. - |# Y+ K5 Z6 K; P5 D1 e$ I1 O measurePressure=pressure+ RandomDraw(-20.0, 20.0)$ E# l/ @0 \" s% ?5 X+ [9 U5 B7 A
// End the method.+ e: D9 h2 E& X0 J& Q$ h
return: u$ A4 G+ m: K. [! _1 _. E Z ]